diff --git a/Tethering/src/com/android/networkstack/tethering/BpfCoordinator.java b/Tethering/src/com/android/networkstack/tethering/BpfCoordinator.java
index 225bd58..f8a1094 100644
--- a/Tethering/src/com/android/networkstack/tethering/BpfCoordinator.java
+++ b/Tethering/src/com/android/networkstack/tethering/BpfCoordinator.java
@@ -2033,5 +2033,13 @@
         return mBpfConntrackEventConsumer;
     }
 
+    // Return tethering client information. This is used for testing only.
+    @NonNull
+    @VisibleForTesting
+    final HashMap<IpServer, HashMap<Inet4Address, ClientInfo>>
+            getTetherClientsForTesting() {
+        return mTetherClients;
+    }
+
     private static native String[] getBpfCounterNames();
 }
diff --git a/Tethering/tests/unit/src/com/android/networkstack/tethering/BpfCoordinatorTest.java b/Tethering/tests/unit/src/com/android/networkstack/tethering/BpfCoordinatorTest.java
index 179fc8a..4967d27 100644
--- a/Tethering/tests/unit/src/com/android/networkstack/tethering/BpfCoordinatorTest.java
+++ b/Tethering/tests/unit/src/com/android/networkstack/tethering/BpfCoordinatorTest.java
@@ -224,8 +224,6 @@
             private int mSrcPort = PRIVATE_PORT;
             private int mDstPort = REMOTE_PORT;
 
-            Builder() {}
-
             public Builder setProto(int proto) {
                 if (proto != IPPROTO_TCP && proto != IPPROTO_UDP) {
                     fail("Not support protocol " + proto);
@@ -250,8 +248,6 @@
             private int mSrcPort = REMOTE_PORT;
             private int mDstPort = PUBLIC_PORT;
 
-            Builder() {}
-
             public Builder setProto(int proto) {
                 if (proto != IPPROTO_TCP && proto != IPPROTO_UDP) {
                     fail("Not support protocol " + proto);
@@ -279,8 +275,6 @@
             private int mDstPort = REMOTE_PORT;
             private long mLastUsed = 0;
 
-            Builder() {}
-
             public Tether4Value build() {
                 return new Tether4Value(mOif, mEthDstMac, mEthSrcMac, mEthProto, mPmtu,
                         mSrc46, mDst46, mSrcPort, mDstPort, mLastUsed);
@@ -301,8 +295,6 @@
             private int mDstPort = PRIVATE_PORT;
             private long mLastUsed = 0;
 
-            Builder() {}
-
             public Tether4Value build() {
                 return new Tether4Value(mOif, mEthDstMac, mEthSrcMac, mEthProto, mPmtu,
                         mSrc46, mDst46, mSrcPort, mDstPort, mLastUsed);
@@ -321,8 +313,6 @@
             private short mPublicPort = PUBLIC_PORT;
             private short mRemotePort = REMOTE_PORT;
 
-            Builder() {}
-
             public Builder setMsgType(short msgType) {
                 if (msgType != IPCTNL_MSG_CT_NEW && msgType != IPCTNL_MSG_CT_DELETE) {
                     fail("Not support message type " + msgType);
@@ -377,6 +367,7 @@
     // Late init since the object must be initialized by the BPF coordinator instance because
     // it has to access the non-static function of BPF coordinator.
     private BpfConntrackEventConsumer mConsumer;
+    private HashMap<IpServer, HashMap<Inet4Address, ClientInfo>> mTetherClients;
 
     private long mElapsedRealtimeNanos = 0;
     private final ArgumentCaptor<ArrayList> mStringArrayCaptor =
@@ -482,6 +473,8 @@
         final BpfCoordinator coordinator = new BpfCoordinator(mDeps);
 
         mConsumer = coordinator.getBpfConntrackEventConsumerForTesting();
+        mTetherClients = coordinator.getTetherClientsForTesting();
+
         final ArgumentCaptor<BpfCoordinator.BpfTetherStatsProvider>
                 tetherStatsProviderCaptor =
                 ArgumentCaptor.forClass(BpfCoordinator.BpfTetherStatsProvider.class);
@@ -1793,4 +1786,280 @@
             clearInvocations(mBpfUpstream4Map, mBpfDownstream4Map);
         }
     }
+
+    // Test network topology:
+    //
+    //            public network                UE                private network
+    //                  |                     /     \                    |
+    // +------------+   V  +-------------+             +--------------+  V  +------------+
+    // |   Sever    +------+  Upstream   |+------+-----+ Downstream 1 +-----+  Client A  |
+    // +------------+      +-------------+|      |     +--------------+     +------------+
+    // remote ip            +-------------+      |                          private ip
+    // 140.112.8.116:443   public ip             |                          192.168.80.12:62449
+    //                     (upstream 1, rawip)   |
+    //                     1.0.0.1:62449         |
+    //                     1.0.0.1:62450         |     +--------------+     +------------+
+    //                            - or -         +-----+ Downstream 2 +-----+  Client B  |
+    //                     (upstream 2, ether)         +--------------+     +------------+
+    //                                                                      private ip
+    //                                                                      192.168.90.12:62450
+    //
+    // Build two test rule sets which include BPF upstream and downstream rules.
+    //
+    // Rule set A: a socket connection from client A to remote server via the first upstream
+    //             (UPSTREAM_IFINDEX).
+    //             192.168.80.12:62449 -> 1.0.0.1:62449 -> 140.112.8.116:443
+    // Rule set B: a socket connection from client B to remote server via the first upstream
+    //             (UPSTREAM_IFINDEX).
+    //             192.168.80.12:62450 -> 1.0.0.1:62450 -> 140.112.8.116:443
+    //
+    // The second upstream (UPSTREAM_IFINDEX2) is an ethernet interface which is not supported by
+    // BPF. Used for testing the rule adding and removing on an unsupported upstream interface.
+    //
+    private static final Tether4Key UPSTREAM4_RULE_KEY_A = makeUpstream4Key(
+            DOWNSTREAM_IFINDEX, DOWNSTREAM_MAC, PRIVATE_ADDR, PRIVATE_PORT);
+    private static final Tether4Value UPSTREAM4_RULE_VALUE_A = makeUpstream4Value(PUBLIC_PORT);
+    private static final Tether4Key DOWNSTREAM4_RULE_KEY_A = makeDownstream4Key(PUBLIC_PORT);
+    private static final Tether4Value DOWNSTREAM4_RULE_VALUE_A = makeDownstream4Value(
+            DOWNSTREAM_IFINDEX, MAC_A, DOWNSTREAM_MAC, PRIVATE_ADDR, PRIVATE_PORT);
+
+    private static final Tether4Key UPSTREAM4_RULE_KEY_B = makeUpstream4Key(
+            DOWNSTREAM_IFINDEX2, DOWNSTREAM_MAC2, PRIVATE_ADDR2, PRIVATE_PORT2);
+    private static final Tether4Value UPSTREAM4_RULE_VALUE_B = makeUpstream4Value(PUBLIC_PORT2);
+    private static final Tether4Key DOWNSTREAM4_RULE_KEY_B = makeDownstream4Key(PUBLIC_PORT2);
+    private static final Tether4Value DOWNSTREAM4_RULE_VALUE_B = makeDownstream4Value(
+            DOWNSTREAM_IFINDEX2, MAC_B, DOWNSTREAM_MAC2, PRIVATE_ADDR2, PRIVATE_PORT2);
+
+    private static final ConntrackEvent CONNTRACK_EVENT_A = makeTestConntrackEvent(
+            PUBLIC_PORT, PRIVATE_ADDR, PRIVATE_PORT);
+
+    private static final ConntrackEvent CONNTRACK_EVENT_B = makeTestConntrackEvent(
+            PUBLIC_PORT2, PRIVATE_ADDR2, PRIVATE_PORT2);
+
+    @NonNull
+    private static Tether4Key makeUpstream4Key(final int downstreamIfindex,
+            @NonNull final MacAddress downstreamMac, @NonNull final Inet4Address privateAddr,
+            final short privatePort) {
+        return new Tether4Key(downstreamIfindex, downstreamMac, (short) IPPROTO_TCP,
+            privateAddr.getAddress(), REMOTE_ADDR.getAddress(), privatePort, REMOTE_PORT);
+    }
+
+    @NonNull
+    private static Tether4Key makeDownstream4Key(final short publicPort) {
+        return new Tether4Key(UPSTREAM_IFINDEX, MacAddress.ALL_ZEROS_ADDRESS /* dstMac (rawip) */,
+                (short) IPPROTO_TCP, REMOTE_ADDR.getAddress(), PUBLIC_ADDR.getAddress(),
+                REMOTE_PORT, publicPort);
+    }
+
+    @NonNull
+    private static Tether4Value makeUpstream4Value(final short publicPort) {
+        return new Tether4Value(UPSTREAM_IFINDEX,
+                MacAddress.ALL_ZEROS_ADDRESS /* ethDstMac (rawip) */,
+                MacAddress.ALL_ZEROS_ADDRESS /* ethSrcMac (rawip) */, ETH_P_IP,
+                NetworkStackConstants.ETHER_MTU, toIpv4MappedAddressBytes(PUBLIC_ADDR),
+                toIpv4MappedAddressBytes(REMOTE_ADDR), publicPort, REMOTE_PORT,
+                0 /* lastUsed */);
+    }
+
+    @NonNull
+    private static Tether4Value makeDownstream4Value(final int downstreamIfindex,
+            @NonNull final MacAddress clientMac, @NonNull final MacAddress downstreamMac,
+            @NonNull final Inet4Address privateAddr, final short privatePort) {
+        return new Tether4Value(downstreamIfindex, clientMac, downstreamMac,
+                ETH_P_IP, NetworkStackConstants.ETHER_MTU, toIpv4MappedAddressBytes(REMOTE_ADDR),
+                toIpv4MappedAddressBytes(privateAddr), REMOTE_PORT, privatePort, 0 /* lastUsed */);
+    }
+
+    @NonNull
+    private static ConntrackEvent makeTestConntrackEvent(final short publicPort,
+                @NonNull final Inet4Address privateAddr, final short privatePort) {
+        return new ConntrackEvent(
+                (short) (NetlinkConstants.NFNL_SUBSYS_CTNETLINK << 8 | IPCTNL_MSG_CT_NEW),
+                new Tuple(new TupleIpv4(privateAddr, REMOTE_ADDR),
+                        new TupleProto((byte) IPPROTO_TCP, privatePort, REMOTE_PORT)),
+                new Tuple(new TupleIpv4(REMOTE_ADDR, PUBLIC_ADDR),
+                        new TupleProto((byte) IPPROTO_TCP, REMOTE_PORT, publicPort)),
+                ESTABLISHED_MASK,
+                100 /* nonzero, CT_NEW */);
+    }
+
+    void checkRule4ExistInUpstreamDownstreamMap() throws Exception {
+        assertEquals(UPSTREAM4_RULE_VALUE_A, mBpfUpstream4Map.getValue(UPSTREAM4_RULE_KEY_A));
+        assertEquals(DOWNSTREAM4_RULE_VALUE_A, mBpfDownstream4Map.getValue(
+                DOWNSTREAM4_RULE_KEY_A));
+        assertEquals(UPSTREAM4_RULE_VALUE_B, mBpfUpstream4Map.getValue(UPSTREAM4_RULE_KEY_B));
+        assertEquals(DOWNSTREAM4_RULE_VALUE_B, mBpfDownstream4Map.getValue(
+                DOWNSTREAM4_RULE_KEY_B));
+    }
+
+    void checkRule4NotExistInUpstreamDownstreamMap() throws Exception {
+        assertNull(mBpfUpstream4Map.getValue(UPSTREAM4_RULE_KEY_A));
+        assertNull(mBpfDownstream4Map.getValue(DOWNSTREAM4_RULE_KEY_A));
+        assertNull(mBpfUpstream4Map.getValue(UPSTREAM4_RULE_KEY_B));
+        assertNull(mBpfDownstream4Map.getValue(DOWNSTREAM4_RULE_KEY_B));
+    }
+
+    // Both #addDownstreamAndClientInformationTo and #setUpstreamInformationTo need to be called
+    // before this function because upstream and downstream information are required to build
+    // the rules while conntrack event is received.
+    void addAndCheckRule4ForDownstreams() throws Exception {
+        // Add rule set A which is on the first downstream and rule set B which is on the second
+        // downstream.
+        mConsumer.accept(CONNTRACK_EVENT_A);
+        mConsumer.accept(CONNTRACK_EVENT_B);
+
+        // Check that both rule set A and B were added.
+        checkRule4ExistInUpstreamDownstreamMap();
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.R)
+    public void testTetherOffloadRule4Clear_RemoveDownstream() throws Exception {
+        final BpfCoordinator coordinator = makeBpfCoordinator();
+
+        // Initialize upstream and downstream information manually but calling the setup helper
+        // #initBpfCoordinatorForRule4 because this test needs to {update, remove} upstream and
+        // downstream manually for testing.
+        addDownstreamAndClientInformationTo(coordinator, DOWNSTREAM_IFINDEX);
+        addDownstreamAndClientInformationTo(coordinator, DOWNSTREAM_IFINDEX2);
+
+        setUpstreamInformationTo(coordinator, UPSTREAM_IFINDEX);
+        addAndCheckRule4ForDownstreams();
+
+        // [1] Remove the first downstream. Remove only the rule set A which is on the first
+        // downstream.
+        coordinator.tetherOffloadClientClear(mIpServer);
+        assertNull(mBpfUpstream4Map.getValue(UPSTREAM4_RULE_KEY_A));
+        assertNull(mBpfDownstream4Map.getValue(DOWNSTREAM4_RULE_KEY_A));
+        assertEquals(UPSTREAM4_RULE_VALUE_B, mBpfUpstream4Map.getValue(
+                UPSTREAM4_RULE_KEY_B));
+        assertEquals(DOWNSTREAM4_RULE_VALUE_B, mBpfDownstream4Map.getValue(
+                DOWNSTREAM4_RULE_KEY_B));
+
+        // Clear client information for the first downstream only.
+        assertNull(mTetherClients.get(mIpServer));
+        assertNotNull(mTetherClients.get(mIpServer2));
+
+        // [2] Remove the second downstream. Remove the rule set B which is on the second
+        // downstream.
+        coordinator.tetherOffloadClientClear(mIpServer2);
+        assertNull(mBpfUpstream4Map.getValue(UPSTREAM4_RULE_KEY_B));
+        assertNull(mBpfDownstream4Map.getValue(DOWNSTREAM4_RULE_KEY_B));
+
+        // Clear client information for the second downstream.
+        assertNull(mTetherClients.get(mIpServer2));
+    }
+
+    private void asseertClientInfoExist(@NonNull IpServer ipServer,
+            @NonNull ClientInfo clientInfo) {
+        HashMap<Inet4Address, ClientInfo> clients = mTetherClients.get(ipServer);
+        assertNotNull(clients);
+        assertEquals(clientInfo, clients.get(clientInfo.clientAddress));
+    }
+
+    // Although either ClientInfo for a given downstream (IpServer) is not found or a given
+    // client address is not found on a given downstream can be treated "ClientInfo not
+    // exist", we still want to know the real reason exactly. For example, we don't the
+    // exact reason in the following:
+    //   assertNull(clients == null ? clients : clients.get(clientInfo.clientAddress));
+    // This helper only verifies the case that the downstream still has at least one client.
+    // In other words, ClientInfo for a given IpServer has not been removed yet.
+    private void asseertClientInfoNotExist(@NonNull IpServer ipServer,
+            @NonNull ClientInfo clientInfo) {
+        HashMap<Inet4Address, ClientInfo> clients = mTetherClients.get(ipServer);
+        assertNotNull(clients);
+        assertNull(clients.get(clientInfo.clientAddress));
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.R)
+    public void testTetherOffloadRule4Clear_ChangeOrRemoveUpstream() throws Exception {
+        final BpfCoordinator coordinator = makeBpfCoordinator();
+
+        // Initialize upstream and downstream information manually but calling the helper
+        // #initBpfCoordinatorForRule4 because this test needs to {update, remove} upstream and
+        // downstream.
+        addDownstreamAndClientInformationTo(coordinator, DOWNSTREAM_IFINDEX);
+        addDownstreamAndClientInformationTo(coordinator, DOWNSTREAM_IFINDEX2);
+
+        setUpstreamInformationTo(coordinator, UPSTREAM_IFINDEX);
+        addAndCheckRule4ForDownstreams();
+
+        // [1] Update the same upstream state. Nothing happens.
+        setUpstreamInformationTo(coordinator, UPSTREAM_IFINDEX);
+        checkRule4ExistInUpstreamDownstreamMap();
+
+        // [2] Switch upstream interface from the first upstream (rawip, bpf supported) to
+        // the second upstream (ethernet, bpf not supported). Clear all rules.
+        setUpstreamInformationTo(coordinator, UPSTREAM_IFINDEX2);
+        checkRule4NotExistInUpstreamDownstreamMap();
+
+        // Setup the upstream interface information and the rules for next test.
+        setUpstreamInformationTo(coordinator, UPSTREAM_IFINDEX);
+        addAndCheckRule4ForDownstreams();
+
+        // [3] Switch upstream from the first upstream (rawip, bpf supported) to no upstream. Clear
+        // all rules.
+        setUpstreamInformationTo(coordinator, INVALID_IFINDEX);
+        checkRule4NotExistInUpstreamDownstreamMap();
+
+        // Client information should be not deleted.
+        asseertClientInfoExist(mIpServer, CLIENT_INFO_A);
+        asseertClientInfoExist(mIpServer2, CLIENT_INFO_B);
+    }
+
+    @Test
+    @IgnoreUpTo(Build.VERSION_CODES.R)
+    public void testTetherOffloadClientAddRemove() throws Exception {
+        final BpfCoordinator coordinator = makeBpfCoordinator();
+
+        // [1] Add client information A and B on on the same downstream.
+        final ClientInfo clientA = new ClientInfo(DOWNSTREAM_IFINDEX, DOWNSTREAM_MAC,
+                PRIVATE_ADDR, MAC_A);
+        final ClientInfo clientB = new ClientInfo(DOWNSTREAM_IFINDEX, DOWNSTREAM_MAC,
+                PRIVATE_ADDR2, MAC_B);
+        coordinator.tetherOffloadClientAdd(mIpServer, clientA);
+        coordinator.tetherOffloadClientAdd(mIpServer, clientB);
+        asseertClientInfoExist(mIpServer, clientA);
+        asseertClientInfoExist(mIpServer, clientB);
+
+        // Add the rules for client A and client B.
+        final Tether4Key upstream4KeyA = makeUpstream4Key(
+                DOWNSTREAM_IFINDEX, DOWNSTREAM_MAC, PRIVATE_ADDR, PRIVATE_PORT);
+        final Tether4Value upstream4ValueA = makeUpstream4Value(PUBLIC_PORT);
+        final Tether4Key downstream4KeyA = makeDownstream4Key(PUBLIC_PORT);
+        final Tether4Value downstream4ValueA = makeDownstream4Value(
+                DOWNSTREAM_IFINDEX, MAC_A, DOWNSTREAM_MAC, PRIVATE_ADDR, PRIVATE_PORT);
+        final Tether4Key upstream4KeyB = makeUpstream4Key(
+                DOWNSTREAM_IFINDEX, DOWNSTREAM_MAC2, PRIVATE_ADDR2, PRIVATE_PORT2);
+        final Tether4Value upstream4ValueB = makeUpstream4Value(PUBLIC_PORT2);
+        final Tether4Key downstream4KeyB = makeDownstream4Key(PUBLIC_PORT2);
+        final Tether4Value downstream4ValueB = makeDownstream4Value(
+                DOWNSTREAM_IFINDEX, MAC_B, DOWNSTREAM_MAC2, PRIVATE_ADDR2, PRIVATE_PORT2);
+
+        mBpfUpstream4Map.insertEntry(upstream4KeyA, upstream4ValueA);
+        mBpfDownstream4Map.insertEntry(downstream4KeyA, downstream4ValueA);
+        mBpfUpstream4Map.insertEntry(upstream4KeyB, upstream4ValueB);
+        mBpfDownstream4Map.insertEntry(downstream4KeyB, downstream4ValueB);
+
+        // [2] Remove client information A. Only the rules on client A should be removed and
+        // the rules on client B should exist.
+        coordinator.tetherOffloadClientRemove(mIpServer, clientA);
+        asseertClientInfoNotExist(mIpServer, clientA);
+        asseertClientInfoExist(mIpServer, clientB);
+        assertNull(mBpfUpstream4Map.getValue(upstream4KeyA));
+        assertNull(mBpfDownstream4Map.getValue(downstream4KeyA));
+        assertEquals(upstream4ValueB, mBpfUpstream4Map.getValue(upstream4KeyB));
+        assertEquals(downstream4ValueB, mBpfDownstream4Map.getValue(downstream4KeyB));
+
+        // [3] Remove client information B. The rules on client B should be removed.
+        // Exactly, ClientInfo for a given IpServer is removed because the last client B
+        // has been removed from the downstream. Can't use the helper #asseertClientInfoExist
+        // to check because the container ClientInfo for a given downstream has been removed.
+        // See #asseertClientInfoExist.
+        coordinator.tetherOffloadClientRemove(mIpServer, clientB);
+        assertNull(mTetherClients.get(mIpServer));
+        assertNull(mBpfUpstream4Map.getValue(upstream4KeyB));
+        assertNull(mBpfDownstream4Map.getValue(downstream4KeyB));
+    }
 }
diff --git a/framework-t/api/module-lib-current.txt b/framework-t/api/module-lib-current.txt
index 216081a..5a8d47b 100644
--- a/framework-t/api/module-lib-current.txt
+++ b/framework-t/api/module-lib-current.txt
@@ -112,24 +112,6 @@
     field @NonNull public static final android.os.Parcelable.Creator<android.net.NetworkStateSnapshot> CREATOR;
   }
 
-  public final class NetworkStats implements java.lang.Iterable<android.net.NetworkStats.Entry> android.os.Parcelable {
-    method @NonNull public java.util.Iterator<android.net.NetworkStats.Entry> iterator();
-  }
-
-  public static class NetworkStats.Entry {
-    method public int getDefaultNetwork();
-    method public int getMetered();
-    method public long getOperations();
-    method public int getRoaming();
-    method public long getRxBytes();
-    method public long getRxPackets();
-    method public int getSet();
-    method public int getTag();
-    method public long getTxBytes();
-    method public long getTxPackets();
-    method public int getUid();
-  }
-
   public class NetworkStatsCollection {
     method @NonNull public java.util.Map<android.net.NetworkStatsCollection.Key,android.net.NetworkStatsHistory> getEntries();
   }
diff --git a/framework-t/api/system-current.txt b/framework-t/api/system-current.txt
index 03f9c8e..c59fb68 100644
--- a/framework-t/api/system-current.txt
+++ b/framework-t/api/system-current.txt
@@ -26,6 +26,7 @@
     method public int getVersion();
     field public static final int BROADCAST_TYPE_NEARBY_PRESENCE = 3; // 0x3
     field public static final int BROADCAST_TYPE_UNKNOWN = -1; // 0xffffffff
+    field public static final int MEDIUM_BLE = 1; // 0x1
     field public static final int PRESENCE_VERSION_UNKNOWN = -1; // 0xffffffff
     field public static final int PRESENCE_VERSION_V0 = 0; // 0x0
     field public static final int PRESENCE_VERSION_V1 = 1; // 0x1
@@ -123,7 +124,6 @@
   public static class FastPairDataProviderService.FastPairManageAccountDeviceRequest {
     method @NonNull public android.accounts.Account getAccount();
     method @NonNull public android.nearby.FastPairAccountKeyDeviceMetadata getAccountKeyDeviceMetadata();
-    method @Nullable public String getBleAddress();
     method public int getRequestType();
   }
 
@@ -138,32 +138,22 @@
   }
 
   public class FastPairDeviceMetadata {
-    method @Nullable public String getAssistantSetupHalfSheet();
-    method @Nullable public String getAssistantSetupNotification();
     method public int getBleTxPower();
-    method @Nullable public String getConfirmPinDescription();
-    method @Nullable public String getConfirmPinTitle();
     method @Nullable public String getConnectSuccessCompanionAppInstalled();
     method @Nullable public String getConnectSuccessCompanionAppNotInstalled();
     method public int getDeviceType();
     method @Nullable public String getDownloadCompanionAppDescription();
     method @Nullable public String getFailConnectGoToSettingsDescription();
-    method @Nullable public String getFastPairTvConnectDeviceNoAccountDescription();
     method @Nullable public byte[] getImage();
     method @Nullable public String getImageUrl();
     method @Nullable public String getInitialNotificationDescription();
     method @Nullable public String getInitialNotificationDescriptionNoAccount();
     method @Nullable public String getInitialPairingDescription();
     method @Nullable public String getIntentUri();
-    method @Nullable public String getLocale();
     method @Nullable public String getName();
     method @Nullable public String getOpenCompanionAppDescription();
     method @Nullable public String getRetroactivePairingDescription();
     method @Nullable public String getSubsequentPairingDescription();
-    method @Nullable public String getSyncContactsDescription();
-    method @Nullable public String getSyncContactsTitle();
-    method @Nullable public String getSyncSmsDescription();
-    method @Nullable public String getSyncSmsTitle();
     method public float getTriggerDistance();
     method @Nullable public String getTrueWirelessImageUrlCase();
     method @Nullable public String getTrueWirelessImageUrlLeftBud();
@@ -177,32 +167,22 @@
   public static final class FastPairDeviceMetadata.Builder {
     ctor public FastPairDeviceMetadata.Builder();
     method @NonNull public android.nearby.FastPairDeviceMetadata build();
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setAssistantSetupHalfSheet(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setAssistantSetupNotification(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setBleTxPower(int);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConfirmPinDescription(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConfirmPinTitle(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConnectSuccessCompanionAppInstalled(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setConnectSuccessCompanionAppNotInstalled(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setDeviceType(int);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setDownloadCompanionAppDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setFailConnectGoToSettingsDescription(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setFastPairTvConnectDeviceNoAccountDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setImage(@Nullable byte[]);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setImageUrl(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setInitialNotificationDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setInitialNotificationDescriptionNoAccount(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setInitialPairingDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setIntentUri(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setLocale(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setName(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setOpenCompanionAppDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setRetroactivePairingDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSubsequentPairingDescription(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncContactsDescription(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncContactsTitle(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncSmsDescription(@Nullable String);
-    method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setSyncSmsTitle(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTriggerDistance(float);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTrueWirelessImageUrlCase(@Nullable String);
     method @NonNull public android.nearby.FastPairDeviceMetadata.Builder setTrueWirelessImageUrlLeftBud(@Nullable String);
@@ -217,24 +197,15 @@
     method @Nullable public String getActionUrl();
     method public int getActionUrlType();
     method @Nullable public String getAppName();
-    method public int getAttachmentType();
     method @Nullable public byte[] getAuthenticationPublicKeySecp256r1();
-    method @Nullable public byte[] getBleRecordBytes();
-    method public int getDebugCategory();
-    method @Nullable public String getDebugMessage();
     method @Nullable public String getDescription();
     method @Nullable public String getDeviceName();
     method @Nullable public String getDisplayUrl();
-    method @Nullable public String getEntityId();
-    method @Nullable public String getFeatureGraphicUrl();
     method public long getFirstObservationTimestampMillis();
-    method @Nullable public String getGroupId();
     method @Nullable public String getIconFfeUrl();
     method @Nullable public byte[] getIconPng();
     method @Nullable public String getId();
     method public long getLastObservationTimestampMillis();
-    method public int getLastUserExperience();
-    method public long getLostMillis();
     method @Nullable public String getMacAddress();
     method @Nullable public String getPackageName();
     method public long getPendingAppInstallTimestampMillis();
@@ -243,7 +214,6 @@
     method @Nullable public String getTitle();
     method @Nullable public String getTriggerId();
     method public int getTxPower();
-    method public int getType();
   }
 
   public static final class FastPairDiscoveryItem.Builder {
@@ -252,24 +222,15 @@
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setActionUrl(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setActionUrlType(int);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setAppName(@Nullable String);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setAttachmentType(int);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setAuthenticationPublicKeySecp256r1(@Nullable byte[]);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setBleRecordBytes(@Nullable byte[]);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDebugCategory(int);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDebugMessage(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDescription(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDeviceName(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setDisplayUrl(@Nullable String);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setEntityId(@Nullable String);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setFeatureGraphicUrl(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setFirstObservationTimestampMillis(long);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setGroupId(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setIconFfeUrl(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setIconPng(@Nullable byte[]);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setId(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setLastObservationTimestampMillis(long);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setLastUserExperience(int);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setLostMillis(long);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setMacAddress(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setPackageName(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setPendingAppInstallTimestampMillis(long);
@@ -278,7 +239,6 @@
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setTitle(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setTriggerId(@Nullable String);
     method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setTxPower(int);
-    method @NonNull public android.nearby.FastPairDiscoveryItem.Builder setType(int);
   }
 
   public class FastPairEligibleAccount {
@@ -338,7 +298,6 @@
     field public static final int CREDENTIAL_TYPE_PUBLIC = 1; // 0x1
     field public static final int IDENTITY_TYPE_PRIVATE = 1; // 0x1
     field public static final int IDENTITY_TYPE_PROVISIONED = 2; // 0x2
-    field public static final int IDENTITY_TYPE_PUBLIC = 4; // 0x4
     field public static final int IDENTITY_TYPE_TRUSTED = 3; // 0x3
     field public static final int IDENTITY_TYPE_UNKNOWN = 0; // 0x0
   }
@@ -445,10 +404,8 @@
     field public static final int SCAN_MODE_LOW_LATENCY = 2; // 0x2
     field public static final int SCAN_MODE_LOW_POWER = 0; // 0x0
     field public static final int SCAN_MODE_NO_POWER = -1; // 0xffffffff
-    field public static final int SCAN_TYPE_EXPOSURE_NOTIFICATION = 4; // 0x4
     field public static final int SCAN_TYPE_FAST_PAIR = 1; // 0x1
-    field public static final int SCAN_TYPE_NEARBY_PRESENCE = 3; // 0x3
-    field public static final int SCAN_TYPE_NEARBY_SHARE = 2; // 0x2
+    field public static final int SCAN_TYPE_NEARBY_PRESENCE = 2; // 0x2
   }
 
   public static final class ScanRequest.Builder {
@@ -526,6 +483,7 @@
     method @NonNull public android.net.NetworkStats add(@NonNull android.net.NetworkStats);
     method @NonNull public android.net.NetworkStats addEntry(@NonNull android.net.NetworkStats.Entry);
     method public int describeContents();
+    method @NonNull public java.util.Iterator<android.net.NetworkStats.Entry> iterator();
     method @NonNull public android.net.NetworkStats subtract(@NonNull android.net.NetworkStats);
     method public void writeToParcel(@NonNull android.os.Parcel, int);
     field @NonNull public static final android.os.Parcelable.Creator<android.net.NetworkStats> CREATOR;
@@ -549,6 +507,17 @@
 
   public static class NetworkStats.Entry {
     ctor public NetworkStats.Entry(@Nullable String, int, int, int, int, int, int, long, long, long, long, long);
+    method public int getDefaultNetwork();
+    method public int getMetered();
+    method public long getOperations();
+    method public int getRoaming();
+    method public long getRxBytes();
+    method public long getRxPackets();
+    method public int getSet();
+    method public int getTag();
+    method public long getTxBytes();
+    method public long getTxPackets();
+    method public int getUid();
   }
 
   public class TrafficStats {
diff --git a/framework-t/src/android/net/NetworkStats.java b/framework-t/src/android/net/NetworkStats.java
index bcfeab9..51ff5ec 100644
--- a/framework-t/src/android/net/NetworkStats.java
+++ b/framework-t/src/android/net/NetworkStats.java
@@ -16,8 +16,6 @@
 
 package android.net;
 
-import static android.annotation.SystemApi.Client.MODULE_LIBRARIES;
-
 import static com.android.net.module.util.NetworkStatsUtils.multiplySafeByRational;
 
 import android.annotation.IntDef;
@@ -391,102 +389,80 @@
 
         /**
          * @return the uid of this entry.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public int getUid() {
             return uid;
         }
 
         /**
          * @return the set state of this entry.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         @State public int getSet() {
             return set;
         }
 
         /**
          * @return the tag value of this entry.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public int getTag() {
             return tag;
         }
 
         /**
          * @return the metered state.
-         * @hide
          */
         @Meteredness
-        @SystemApi(client = MODULE_LIBRARIES)
         public int getMetered() {
             return metered;
         }
 
         /**
          * @return the roaming state.
-         * @hide
          */
         @Roaming
-        @SystemApi(client = MODULE_LIBRARIES)
         public int getRoaming() {
             return roaming;
         }
 
         /**
          * @return the default network state.
-         * @hide
          */
         @DefaultNetwork
-        @SystemApi(client = MODULE_LIBRARIES)
         public int getDefaultNetwork() {
             return defaultNetwork;
         }
 
         /**
          * @return the number of received bytes.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public long getRxBytes() {
             return rxBytes;
         }
 
         /**
          * @return the number of received packets.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public long getRxPackets() {
             return rxPackets;
         }
 
         /**
          * @return the number of transmitted bytes.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public long getTxBytes() {
             return txBytes;
         }
 
         /**
          * @return the number of transmitted packets.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public long getTxPackets() {
             return txPackets;
         }
 
         /**
          * @return the count of network operations performed for this entry.
-         * @hide
          */
-        @SystemApi(client = MODULE_LIBRARIES)
         public long getOperations() {
             return operations;
         }
@@ -708,7 +684,7 @@
      * The remove() method is not implemented and will throw UnsupportedOperationException.
      * @hide
      */
-    @SystemApi(client = MODULE_LIBRARIES)
+    @SystemApi
     @NonNull public Iterator<Entry> iterator() {
         return new Iterator<Entry>() {
             int mIndex = 0;
diff --git a/framework/api/system-current.txt b/framework/api/system-current.txt
index 7a57426..db1d7e9 100644
--- a/framework/api/system-current.txt
+++ b/framework/api/system-current.txt
@@ -340,7 +340,7 @@
     method @NonNull @RequiresPermission(android.Manifest.permission.NETWORK_FACTORY) public android.net.NetworkCapabilities.Builder setSsid(@Nullable String);
     method @NonNull public android.net.NetworkCapabilities.Builder setSubscriptionIds(@NonNull java.util.Set<java.lang.Integer>);
     method @NonNull public android.net.NetworkCapabilities.Builder setTransportInfo(@Nullable android.net.TransportInfo);
-    method @NonNull public android.net.NetworkCapabilities.Builder setUnderlyingNetworks(@Nullable java.util.List<android.net.Network>);
+    method @NonNull @RequiresPermission(android.Manifest.permission.NETWORK_FACTORY) public android.net.NetworkCapabilities.Builder setUnderlyingNetworks(@Nullable java.util.List<android.net.Network>);
     method @NonNull public static android.net.NetworkCapabilities.Builder withoutDefaultCapabilities();
   }
 
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index e25a855..a174fe3 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -995,21 +995,25 @@
     // LINT.ThenChange(packages/modules/Connectivity/service/native/include/Common.h)
 
     /**
-     * Specify default rule which may allow or drop packets depending on existing policy.
+     * A firewall rule which allows or drops packets depending on existing policy.
+     * Used by {@link #setUidFirewallRule(int, int, int)} to follow existing policy to handle
+     * specific uid's packets in specific firewall chain.
      * @hide
      */
     @SystemApi(client = MODULE_LIBRARIES)
     public static final int FIREWALL_RULE_DEFAULT = 0;
 
     /**
-     * Specify allow rule which allows packets.
+     * A firewall rule which allows packets. Used by {@link #setUidFirewallRule(int, int, int)} to
+     * allow specific uid's packets in specific firewall chain.
      * @hide
      */
     @SystemApi(client = MODULE_LIBRARIES)
     public static final int FIREWALL_RULE_ALLOW = 1;
 
     /**
-     * Specify deny rule which drops packets.
+     * A firewall rule which drops packets. Used by {@link #setUidFirewallRule(int, int, int)} to
+     * drop specific uid's packets in specific firewall chain.
      * @hide
      */
     @SystemApi(client = MODULE_LIBRARIES)
diff --git a/framework/src/android/net/NetworkCapabilities.java b/framework/src/android/net/NetworkCapabilities.java
index f7f2f57..97b1f32 100644
--- a/framework/src/android/net/NetworkCapabilities.java
+++ b/framework/src/android/net/NetworkCapabilities.java
@@ -863,8 +863,11 @@
     }
 
     /**
-     * Get the underlying networks of this network. If the caller is not system privileged, this is
-     * always redacted to null and it will be never useful to the caller.
+     * Get the underlying networks of this network. If the caller doesn't have one of
+     * {@link android.Manifest.permission.NETWORK_FACTORY},
+     * {@link android.Manifest.permission.NETWORK_SETTINGS} and
+     * {@link NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}, this is always redacted to null and
+     * it will be never useful to the caller.
      *
      * @return <li>If the list is null, this network hasn't declared underlying networks.</li>
      *         <li>If the list is empty, this network has declared that it has no underlying
@@ -2650,7 +2653,7 @@
     /**
      * Builder class for NetworkCapabilities.
      *
-     * This class is mainly for for {@link NetworkAgent} instances to use. Many fields in
+     * This class is mainly for {@link NetworkAgent} instances to use. Many fields in
      * the built class require holding a signature permission to use - mostly
      * {@link android.Manifest.permission.NETWORK_FACTORY}, but refer to the specific
      * description of each setter. As this class lives entirely in app space it does not
@@ -3058,9 +3061,20 @@
         /**
          * Set the underlying networks of this network.
          *
+         * <p>This API is mainly for {@link NetworkAgent}s who hold
+         * {@link android.Manifest.permission.NETWORK_FACTORY} to set its underlying networks.
+         *
+         * <p>The underlying networks are only visible for the receiver who has one of
+         * {@link android.Manifest.permission.NETWORK_FACTORY},
+         * {@link android.Manifest.permission.NETWORK_SETTINGS} and
+         * {@link NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK}.
+         * If the receiver doesn't have required permissions, the field will be cleared before
+         * sending to the caller.</p>
+         *
          * @param networks The underlying networks of this network.
          */
         @NonNull
+        @RequiresPermission(android.Manifest.permission.NETWORK_FACTORY)
         public Builder setUnderlyingNetworks(@Nullable List<Network> networks) {
             mCaps.setUnderlyingNetworks(networks);
             return this;
diff --git a/framework/src/android/net/QosSocketInfo.java b/framework/src/android/net/QosSocketInfo.java
index a45d507..39c2f33 100644
--- a/framework/src/android/net/QosSocketInfo.java
+++ b/framework/src/android/net/QosSocketInfo.java
@@ -16,6 +16,9 @@
 
 package android.net;
 
+import static android.system.OsConstants.SOCK_DGRAM;
+import static android.system.OsConstants.SOCK_STREAM;
+
 import android.annotation.NonNull;
 import android.annotation.Nullable;
 import android.annotation.SystemApi;
@@ -24,6 +27,7 @@
 import android.os.Parcelable;
 
 import java.io.IOException;
+import java.net.DatagramSocket;
 import java.net.InetAddress;
 import java.net.InetSocketAddress;
 import java.net.Socket;
@@ -53,6 +57,8 @@
     @Nullable
     private final InetSocketAddress mRemoteSocketAddress;
 
+    private final int mSocketType;
+
     /**
      * The {@link Network} the socket is on.
      *
@@ -98,6 +104,16 @@
     }
 
     /**
+     * The socket type of the socket passed in when this QosSocketInfo object was constructed.
+     *
+     * @return the socket type of the socket.
+     * @hide
+     */
+    public int getSocketType()  {
+        return mSocketType;
+    }
+
+    /**
      * Creates a {@link QosSocketInfo} given a {@link Network} and bound {@link Socket}.  The
      * {@link Socket} must remain bound in order to receive {@link QosSession}s.
      *
@@ -112,6 +128,32 @@
         mParcelFileDescriptor = ParcelFileDescriptor.fromSocket(socket);
         mLocalSocketAddress =
                 new InetSocketAddress(socket.getLocalAddress(), socket.getLocalPort());
+        mSocketType = SOCK_STREAM;
+
+        if (socket.isConnected()) {
+            mRemoteSocketAddress = (InetSocketAddress) socket.getRemoteSocketAddress();
+        } else {
+            mRemoteSocketAddress = null;
+        }
+    }
+
+    /**
+     * Creates a {@link QosSocketInfo} given a {@link Network} and bound {@link DatagramSocket}. The
+     * {@link DatagramSocket} must remain bound in order to receive {@link QosSession}s.
+     *
+     * @param network the network
+     * @param socket the bound {@link DatagramSocket}
+     * @hide
+     */
+    public QosSocketInfo(@NonNull final Network network, @NonNull final DatagramSocket socket)
+            throws IOException {
+        Objects.requireNonNull(socket, "socket cannot be null");
+
+        mNetwork = Objects.requireNonNull(network, "network cannot be null");
+        mParcelFileDescriptor = ParcelFileDescriptor.fromDatagramSocket(socket);
+        mLocalSocketAddress =
+                new InetSocketAddress(socket.getLocalAddress(), socket.getLocalPort());
+        mSocketType = SOCK_DGRAM;
 
         if (socket.isConnected()) {
             mRemoteSocketAddress = (InetSocketAddress) socket.getRemoteSocketAddress();
@@ -131,6 +173,8 @@
         final int remoteAddressLength = in.readInt();
         mRemoteSocketAddress = remoteAddressLength == 0 ? null
                 : readSocketAddress(in, remoteAddressLength);
+
+        mSocketType = in.readInt();
     }
 
     private @NonNull InetSocketAddress readSocketAddress(final Parcel in, final int addressLength) {
@@ -170,6 +214,7 @@
             dest.writeByteArray(remoteAddress);
             dest.writeInt(mRemoteSocketAddress.getPort());
         }
+        dest.writeInt(mSocketType);
     }
 
     @NonNull
diff --git a/nearby/framework/java/android/nearby/BroadcastRequest.java b/nearby/framework/java/android/nearby/BroadcastRequest.java
index 3273ea1..90f4d0f 100644
--- a/nearby/framework/java/android/nearby/BroadcastRequest.java
+++ b/nearby/framework/java/android/nearby/BroadcastRequest.java
@@ -78,15 +78,17 @@
     }
 
     /**
+     * Broadcast the request using the Bluetooth Low Energy (BLE) medium.
+     */
+    public static final int MEDIUM_BLE = 1;
+
+    /**
      * The medium where the broadcast request should be sent.
      *
      * @hide
      */
-    @IntDef({Medium.BLE, Medium.MDNS})
-    public @interface Medium {
-        int BLE = 1;
-        int MDNS = 2;
-    }
+    @IntDef({MEDIUM_BLE})
+    public @interface Medium {}
 
     /**
      * Creates a {@link BroadcastRequest} from parcel.
@@ -149,7 +151,8 @@
     }
 
     /**
-     * Returns the list of broadcast mediums.
+     * Returns the list of broadcast mediums. A medium represents the channel on which the broadcast
+     * request is sent.
      */
     @NonNull
     @Medium
diff --git a/nearby/framework/java/android/nearby/FastPairDataProviderService.java b/nearby/framework/java/android/nearby/FastPairDataProviderService.java
index c6a1a65..b6c840d 100644
--- a/nearby/framework/java/android/nearby/FastPairDataProviderService.java
+++ b/nearby/framework/java/android/nearby/FastPairDataProviderService.java
@@ -479,15 +479,6 @@
             return this.mRequestParcel.account;
         }
         /**
-         * Get BleAddress.
-         *
-         * @hide
-         */
-        @SystemApi
-        public @Nullable String getBleAddress() {
-            return this.mRequestParcel.bleAddress;
-        }
-        /**
          * Get account key device metadata.
          *
          * @hide
diff --git a/nearby/framework/java/android/nearby/FastPairDeviceMetadata.java b/nearby/framework/java/android/nearby/FastPairDeviceMetadata.java
index ea75271..04845c0 100644
--- a/nearby/framework/java/android/nearby/FastPairDeviceMetadata.java
+++ b/nearby/framework/java/android/nearby/FastPairDeviceMetadata.java
@@ -149,17 +149,6 @@
     }
 
     /**
-     * Get Locale of the device.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getLocale() {
-        return mMetadataParcel.locale;
-    }
-
-    /**
      * Get InitialNotificationDescription, which is a translated string of
      * "Tap to pair. Earbuds will be tied to %s" based on locale.
      *
@@ -325,111 +314,6 @@
     }
 
     /**
-     * Get ConfirmPinTitle, which is a translated string of
-     * based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getConfirmPinTitle() {
-        return mMetadataParcel.confirmPinTitle;
-    }
-
-    /**
-     * Get ConfirmPinDescription, which is a translated string of "confirm pin" based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getConfirmPinDescription() {
-        return mMetadataParcel.confirmPinDescription;
-    }
-
-    /**
-     * Get SyncContactsTitle, which is a translated string of "sync contacts title" based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getSyncContactsTitle() {
-        return mMetadataParcel.syncContactsTitle;
-    }
-
-    /**
-     * Get SyncContactsDescription, which is a translated string of "sync contacts description"
-     * based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getSyncContactsDescription() {
-        return mMetadataParcel.syncContactsDescription;
-    }
-
-    /**
-     * Get SyncSmsTitle, which is a translated string of "sync sms title" based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getSyncSmsTitle() {
-        return mMetadataParcel.syncSmsTitle;
-    }
-
-    /**
-     * Get SyncSmsDescription, which is a translated string of "sync sms description" based on
-     * locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getSyncSmsDescription() {
-        return mMetadataParcel.syncSmsDescription;
-    }
-
-    /**
-     * Get AssistantSetupHalfSheet, which is a translated string of
-     * "Tap to set up your Google Assistant" based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getAssistantSetupHalfSheet() {
-        return mMetadataParcel.assistantSetupHalfSheet;
-    }
-
-    /**
-     * Get AssistantSetupNotification, which is a translated string of
-     * "Tap to set up your Google Assistant" based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getAssistantSetupNotification() {
-        return mMetadataParcel.assistantSetupNotification;
-    }
-
-    /**
-     * Get FastPairTvConnectDeviceNoAccountDescription, which is a translated string of
-     * "Select connect to pair your %s with this device" based on locale.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getFastPairTvConnectDeviceNoAccountDescription() {
-        return mMetadataParcel.fastPairTvConnectDeviceNoAccountDescription;
-    }
-
-    /**
      * Builder used to create FastPairDeviceMetadata.
      *
      * @hide
@@ -457,7 +341,6 @@
             mBuilderParcel.trueWirelessImageUrlLeftBud = null;
             mBuilderParcel.trueWirelessImageUrlRightBud = null;
             mBuilderParcel.trueWirelessImageUrlCase = null;
-            mBuilderParcel.locale = null;
             mBuilderParcel.initialNotificationDescription = null;
             mBuilderParcel.initialNotificationDescriptionNoAccount = null;
             mBuilderParcel.openCompanionAppDescription = null;
@@ -472,15 +355,6 @@
             mBuilderParcel.retroactivePairingDescription = null;
             mBuilderParcel.waitLaunchCompanionAppDescription = null;
             mBuilderParcel.failConnectGoToSettingsDescription = null;
-            mBuilderParcel.confirmPinTitle = null;
-            mBuilderParcel.confirmPinDescription = null;
-            mBuilderParcel.syncContactsTitle = null;
-            mBuilderParcel.syncContactsDescription = null;
-            mBuilderParcel.syncSmsTitle = null;
-            mBuilderParcel.syncSmsDescription = null;
-            mBuilderParcel.assistantSetupHalfSheet = null;
-            mBuilderParcel.assistantSetupNotification = null;
-            mBuilderParcel.fastPairTvConnectDeviceNoAccountDescription = null;
         }
 
         /**
@@ -628,20 +502,6 @@
         }
 
         /**
-         * Set Locale.
-         *
-         * @param locale Device locale.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setLocale(@Nullable String locale) {
-            mBuilderParcel.locale = locale;
-            return this;
-        }
-
-        /**
          * Set InitialNotificationDescription.
          *
          * @param initialNotificationDescription Initial notification description.
@@ -862,140 +722,6 @@
         }
 
         /**
-         * Set ConfirmPinTitle.
-         *
-         * @param confirmPinTitle Title of the UI to ask the user to confirm the pin code.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setConfirmPinTitle(@Nullable String confirmPinTitle) {
-            mBuilderParcel.confirmPinTitle = confirmPinTitle;
-            return this;
-        }
-
-        /**
-         * Set ConfirmPinDescription.
-         *
-         * @param confirmPinDescription Description of the UI to ask the user to confirm the pin
-         *                              code.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setConfirmPinDescription(@Nullable String confirmPinDescription) {
-            mBuilderParcel.confirmPinDescription = confirmPinDescription;
-            return this;
-        }
-
-        /**
-         * Set SyncContactsTitle.
-         *
-         * @param syncContactsTitle Title of the UI to ask the user to confirm to sync contacts.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setSyncContactsTitle(@Nullable String syncContactsTitle) {
-            mBuilderParcel.syncContactsTitle = syncContactsTitle;
-            return this;
-        }
-
-        /**
-         * Set SyncContactsDescription.
-         *
-         * @param syncContactsDescription Description of the UI to ask the user to confirm to sync
-         *                                contacts.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setSyncContactsDescription(@Nullable String syncContactsDescription) {
-            mBuilderParcel.syncContactsDescription = syncContactsDescription;
-            return this;
-        }
-
-        /**
-         * Set SyncSmsTitle.
-         *
-         * @param syncSmsTitle Title of the UI to ask the user to confirm to sync SMS.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setSyncSmsTitle(@Nullable String syncSmsTitle) {
-            mBuilderParcel.syncSmsTitle = syncSmsTitle;
-            return this;
-        }
-
-        /**
-         * Set SyncSmsDescription.
-         *
-         * @param syncSmsDescription Description of the UI to ask the user to confirm to sync SMS.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setSyncSmsDescription(@Nullable String syncSmsDescription) {
-            mBuilderParcel.syncSmsDescription = syncSmsDescription;
-            return this;
-        }
-
-        /**
-         * Set AssistantSetupHalfSheet.
-         *
-         * @param assistantSetupHalfSheet Description in half sheet to ask user setup google
-         * assistant.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setAssistantSetupHalfSheet(@Nullable String assistantSetupHalfSheet) {
-            mBuilderParcel.assistantSetupHalfSheet = assistantSetupHalfSheet;
-            return this;
-        }
-
-        /**
-         * Set AssistantSetupNotification.
-         *
-         * @param assistantSetupNotification Description in notification to ask user setup google
-         *                                   assistant.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setAssistantSetupNotification(
-                @Nullable String assistantSetupNotification) {
-            mBuilderParcel.assistantSetupNotification = assistantSetupNotification;
-            return this;
-        }
-
-        /**
-         * Set FastPairTvConnectDeviceNoAccountDescription.
-         *
-         * @param fastPairTvConnectDeviceNoAccountDescription Description of the connect device
-         *                                                    action on TV, when user is not logged
-         *                                                    in.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setFastPairTvConnectDeviceNoAccountDescription(
-                @Nullable String fastPairTvConnectDeviceNoAccountDescription) {
-            mBuilderParcel.fastPairTvConnectDeviceNoAccountDescription =
-                    fastPairTvConnectDeviceNoAccountDescription;
-            return this;
-        }
-
-        /**
          * Build {@link FastPairDeviceMetadata} with the currently set configuration.
          *
          * @hide
diff --git a/nearby/framework/java/android/nearby/FastPairDiscoveryItem.java b/nearby/framework/java/android/nearby/FastPairDiscoveryItem.java
index bc6a6f8..ce7413a 100644
--- a/nearby/framework/java/android/nearby/FastPairDiscoveryItem.java
+++ b/nearby/framework/java/android/nearby/FastPairDiscoveryItem.java
@@ -48,16 +48,6 @@
     }
 
     /**
-     * Get Type.
-     *
-     * @hide
-     */
-    @SystemApi
-    public int getType() {
-        return mMetadataParcel.type;
-    }
-
-    /**
      * Get MacAddress.
      *
      * @hide
@@ -205,27 +195,6 @@
     }
 
     /**
-     * Get GroupId.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getGroupId() {
-        return mMetadataParcel.groupId;
-    }
-
-    /**
-     * Get AttachmentType.
-     *
-     * @hide
-     */
-    @SystemApi
-    public int getAttachmentType() {
-        return mMetadataParcel.attachmentType;
-    }
-
-    /**
      * Get PackageName.
      *
      * @hide
@@ -237,17 +206,6 @@
     }
 
     /**
-     * Get FeatureGraphicUrl.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getFeatureGraphicUrl() {
-        return mMetadataParcel.featureGraphicUrl;
-    }
-
-    /**
      * Get TriggerId.
      *
      * @hide
@@ -283,69 +241,6 @@
     }
 
     /**
-     * Get DebugMessage.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getDebugMessage() {
-        return mMetadataParcel.debugMessage;
-    }
-
-    /**
-     * Get DebugCategory.
-     *
-     * @hide
-     */
-    @SystemApi
-    public int getDebugCategory() {
-        return mMetadataParcel.debugCategory;
-    }
-
-    /**
-     * Get LostMillis.
-     */
-    public long getLostMillis() {
-        return mMetadataParcel.lostMillis;
-    }
-
-    /**
-     * Get LastUserExperience.
-     *
-     * @hide
-     */
-    @SystemApi
-    public int getLastUserExperience() {
-        return mMetadataParcel.lastUserExperience;
-    }
-
-    /**
-     * Get BleRecordBytes. Raw bytes of {@link android.bluetooth.le.ScanRecord}.
-     * It is the most recent BLE advertisement related to this item.
-     *
-     * @return the most recent BLE advertisement in raw bytes of
-     *         {@link android.bluetooth.le.ScanRecord}.
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public byte[] getBleRecordBytes() {
-        return mMetadataParcel.bleRecordBytes;
-    }
-
-    /**
-     * Get EntityId.
-     *
-     * @hide
-     */
-    @SystemApi
-    @Nullable
-    public String getEntityId() {
-        return mMetadataParcel.entityId;
-    }
-
-    /**
      * Get authenticationPublicKeySecp256r1, which is same as AntiSpoof public key, see
      * <a href="https://developers.google.com/nearby/fast-pair/spec#data_format">Data Format</a>.
      *
@@ -394,20 +289,6 @@
         }
 
         /**
-         * Set Nearby Type.
-         *
-         * @param type Nearby type.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setType(int type) {
-            mBuilderParcel.type = type;
-            return this;
-        }
-
-        /**
          * Set MacAddress.
          *
          * @param macAddress Fast Pair device rotating mac address.
@@ -608,35 +489,6 @@
         }
 
         /**
-         * Set GroupId.
-         *
-         * @param groupId ID used for associating several DiscoveryItems. These items may be
-         *                visually displayed together.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setGroupId(@Nullable String groupId) {
-            mBuilderParcel.groupId = groupId;
-            return this;
-        }
-
-        /**
-         * Set AttachmentType.
-         *
-         * @param attachmentType Whether the attachment is created in debug namespace.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setAttachmentType(int attachmentType) {
-            mBuilderParcel.attachmentType = attachmentType;
-            return this;
-        }
-
-        /**
          * Set PackageName.
          *
          * @param packageName Package name of the App that owns this item.
@@ -651,21 +503,6 @@
         }
 
         /**
-         * Set FeatureGraphicUrl.
-         *
-         * @param featureGraphicUrl The "feature" graphic image url used for large sized list view
-         *                          entries.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setFeatureGraphicUrl(@Nullable String featureGraphicUrl) {
-            mBuilderParcel.featureGraphicUrl = featureGraphicUrl;
-            return this;
-        }
-
-        /**
          * Set TriggerId.
          *
          * @param triggerId TriggerId identifies the trigger/beacon that is attached with a message.
@@ -708,94 +545,6 @@
         }
 
         /**
-         * Set DebugMessage.
-         *
-         * @param debugMessage Message written to bugreport for 3P developers.(No sensitive info)
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setDebugMessage(@Nullable String debugMessage) {
-            mBuilderParcel.debugMessage = debugMessage;
-            return this;
-        }
-
-        /**
-         * Set DebugCategory.
-         *
-         * @param debugCategory Weather the item is filtered out on server.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setDebugCategory(int debugCategory) {
-            mBuilderParcel.debugCategory = debugCategory;
-            return this;
-        }
-
-        /**
-         * Set LostMillis.
-         *
-         * @param lostMillis Client timestamp when the trigger (e.g. beacon) was last lost
-         *                   (e.g. when Messages told us the beacon's no longer nearby).
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setLostMillis(long lostMillis) {
-            mBuilderParcel.lostMillis = lostMillis;
-            return this;
-        }
-
-        /**
-         * Set LastUserExperience.
-         *
-         * @param lastUserExperience The kind of experience the user last had with this (e.g. if
-         *                           they dismissed the notification, that's bad; but if they tapped
-         *                           it, that's good).
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setLastUserExperience(int lastUserExperience) {
-            mBuilderParcel.lastUserExperience = lastUserExperience;
-            return this;
-        }
-
-        /**
-         * Set BleRecordBytes.
-         *
-         * @param bleRecordBytes The most recent BLE advertisement related to this item. Raw bytes
-         *                       of {@link android.bluetooth.le.ScanRecord}.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setBleRecordBytes(@Nullable byte[] bleRecordBytes) {
-            mBuilderParcel.bleRecordBytes = bleRecordBytes;
-            return this;
-        }
-
-        /**
-         * Set EntityId.
-         *
-         * @param entityId An ID generated on the server to uniquely identify content.
-         * @return The builder, to facilitate chaining {@code builder.setXXX(..).setXXX(..)}.
-         * @hide
-         */
-        @SystemApi
-        @NonNull
-        public Builder setEntityId(@Nullable String entityId) {
-            mBuilderParcel.entityId = entityId;
-            return this;
-        }
-
-        /**
          * Set authenticationPublicKeySecp256r1, which is same as AntiSpoof public key, see
          * <a href="https://developers.google.com/nearby/fast-pair/spec#data_format">Data Format</a>
          *
diff --git a/nearby/framework/java/android/nearby/PresenceCredential.java b/nearby/framework/java/android/nearby/PresenceCredential.java
index 1e851d6..0a3cc1d 100644
--- a/nearby/framework/java/android/nearby/PresenceCredential.java
+++ b/nearby/framework/java/android/nearby/PresenceCredential.java
@@ -57,8 +57,6 @@
     public static final int IDENTITY_TYPE_PROVISIONED = 2;
     /** Trusted identity type. */
     public static final int IDENTITY_TYPE_TRUSTED = 3;
-    /** Public identity type. */
-    public static final int IDENTITY_TYPE_PUBLIC = 4;
 
     /**
      * @hide *
@@ -68,8 +66,7 @@
         IDENTITY_TYPE_UNKNOWN,
         IDENTITY_TYPE_PRIVATE,
         IDENTITY_TYPE_PROVISIONED,
-        IDENTITY_TYPE_TRUSTED,
-        IDENTITY_TYPE_PUBLIC
+        IDENTITY_TYPE_TRUSTED
     })
     public @interface IdentityType {}
 
diff --git a/nearby/framework/java/android/nearby/ScanRequest.java b/nearby/framework/java/android/nearby/ScanRequest.java
index a90b72d..cf2dd43 100644
--- a/nearby/framework/java/android/nearby/ScanRequest.java
+++ b/nearby/framework/java/android/nearby/ScanRequest.java
@@ -44,12 +44,8 @@
 
     /** Scan type for scanning devices using fast pair protocol. */
     public static final int SCAN_TYPE_FAST_PAIR = 1;
-    /** Scan type for scanning devices using nearby share protocol. */
-    public static final int SCAN_TYPE_NEARBY_SHARE = 2;
     /** Scan type for scanning devices using nearby presence protocol. */
-    public static final int SCAN_TYPE_NEARBY_PRESENCE = 3;
-    /** Scan type for scanning devices using exposure notification protocol. */
-    public static final int SCAN_TYPE_EXPOSURE_NOTIFICATION = 4;
+    public static final int SCAN_TYPE_NEARBY_PRESENCE = 2;
 
     /** Scan mode uses highest duty cycle. */
     public static final int SCAN_MODE_LOW_LATENCY = 2;
@@ -130,9 +126,7 @@
      */
     public static boolean isValidScanType(@ScanType int scanType) {
         return scanType == SCAN_TYPE_FAST_PAIR
-                || scanType == SCAN_TYPE_NEARBY_SHARE
-                || scanType == SCAN_TYPE_NEARBY_PRESENCE
-                || scanType == SCAN_TYPE_EXPOSURE_NOTIFICATION;
+                || scanType == SCAN_TYPE_NEARBY_PRESENCE;
     }
 
     /**
@@ -240,8 +234,7 @@
 
     /** @hide **/
     @Retention(RetentionPolicy.SOURCE)
-    @IntDef({SCAN_TYPE_FAST_PAIR, SCAN_TYPE_NEARBY_SHARE, SCAN_TYPE_NEARBY_PRESENCE,
-            SCAN_TYPE_EXPOSURE_NOTIFICATION})
+    @IntDef({SCAN_TYPE_FAST_PAIR, SCAN_TYPE_NEARBY_PRESENCE})
     public @interface ScanType {
     }
 
diff --git a/nearby/framework/java/android/nearby/aidl/FastPairDeviceMetadataParcel.aidl b/nearby/framework/java/android/nearby/aidl/FastPairDeviceMetadataParcel.aidl
index ef00321..d90f6a1 100644
--- a/nearby/framework/java/android/nearby/aidl/FastPairDeviceMetadataParcel.aidl
+++ b/nearby/framework/java/android/nearby/aidl/FastPairDeviceMetadataParcel.aidl
@@ -49,10 +49,6 @@
     String trueWirelessImageUrlRightBud;
     String trueWirelessImageUrlCase;
 
-    // Stings to be displayed in notification surfaced for a device.
-    // The locale of all of the Strings.
-    String locale;
-
     // The notification description for when the device is initially discovered.
     String initialNotificationDescription;
 
@@ -100,31 +96,4 @@
     // The description that indicates go to bluetooth settings when connection
     // fail.
     String failConnectGoToSettingsDescription;
-
-    // The title of the UI to ask the user to confirm the pin code.
-    String confirmPinTitle;
-
-    // The description of the UI to ask the user to confirm the pin code.
-    String confirmPinDescription;
-
-    // The title of the UI to ask the user to confirm to sync contacts.
-    String syncContactsTitle;
-
-    // The description of the UI to ask the user to confirm to sync contacts.
-    String syncContactsDescription;
-
-    // The title of the UI to ask the user to confirm to sync SMS.
-    String syncSmsTitle;
-
-    // The description of the UI to ask the user to confirm to sync SMS.
-    String syncSmsDescription;
-
-    // The description in half sheet to ask user setup google assistant
-    String assistantSetupHalfSheet;
-
-    // The description in notification to ask user setup google assistant
-    String assistantSetupNotification;
-
-    // Description of the connect device action on TV, when user is not logged in.
-    String fastPairTvConnectDeviceNoAccountDescription;
 }
\ No newline at end of file
diff --git a/nearby/framework/java/android/nearby/aidl/FastPairDiscoveryItemParcel.aidl b/nearby/framework/java/android/nearby/aidl/FastPairDiscoveryItemParcel.aidl
index 5ba18bb..2cc2daa 100644
--- a/nearby/framework/java/android/nearby/aidl/FastPairDiscoveryItemParcel.aidl
+++ b/nearby/framework/java/android/nearby/aidl/FastPairDiscoveryItemParcel.aidl
@@ -26,8 +26,6 @@
   // Online item: unique ID generated on server.
   String id;
 
-  int type;
-
   // The most recent all upper case mac associated with this item.
   // (Mac-to-DiscoveryItem is a many-to-many relationship)
   String macAddress;
@@ -72,19 +70,9 @@
   // Used in the second line of the notification, "Open in {} app"
   String appName;
 
-  // ID used for associating several DiscoveryItems.  These items may be
-  // visually displayed together.
-  String groupId;
-
-  // Whether the attachment is created in debug namespace
-  int attachmentType;
-
   // Package name of the App that owns this item.
   String packageName;
 
-  // The "feature" graphic image url used for large sized list view entries.
-  String featureGraphicUrl;
-
   // TriggerId identifies the trigger/beacon that is attached with a message.
   // It's generated from server for online messages to synchronize formatting
   // across client versions.
@@ -100,27 +88,6 @@
   // A FIFE URL of the item icon displayed in Discovery item list.
   String iconFifeUrl;
 
-  // Message written to bugreport for 3P developers.(No sensitive info)
-  // null if the item is valid
-  String debugMessage;
-
-  // Weather the item is filtered out on server.
-  int debugCategory;
-
-  // Client timestamp when the trigger (e.g. beacon) was last lost (e.g. when
-  // Messages told us the beacon's no longer nearby).
-  long lostMillis;
-
-  // The kind of experience the user last had with this (e.g. if they dismissed
-  // the notification, that's bad; but if they tapped it, that's good).
-  int lastUserExperience;
-
-  // The most recent BLE advertisement related to this item.
-  byte[] bleRecordBytes;
-
-  // An ID generated on the server to uniquely identify content.
-  String entityId;
-
   // Fast Pair antispoof key.
   byte[] authenticationPublicKeySecp256r1;
 }
\ No newline at end of file
diff --git a/nearby/framework/java/android/nearby/aidl/FastPairManageAccountDeviceRequestParcel.aidl b/nearby/framework/java/android/nearby/aidl/FastPairManageAccountDeviceRequestParcel.aidl
index 82cf550..59834b2 100644
--- a/nearby/framework/java/android/nearby/aidl/FastPairManageAccountDeviceRequestParcel.aidl
+++ b/nearby/framework/java/android/nearby/aidl/FastPairManageAccountDeviceRequestParcel.aidl
@@ -31,6 +31,4 @@
     int requestType;
     // Fast Pair account key-ed device metadata.
     FastPairAccountKeyDeviceMetadataParcel accountKeyDeviceMetadata;
-    // BLE address of the device at the device add time.
-    String bleAddress;
 }
\ No newline at end of file
diff --git a/nearby/halfsheet/res/values-as/strings.xml b/nearby/halfsheet/res/values-as/strings.xml
new file mode 100644
index 0000000..8ff4946
--- /dev/null
+++ b/nearby/halfsheet/res/values-as/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"ছেটআপ আৰম্ভ কৰি থকা হৈছে…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"ডিভাইচ ছেট আপ কৰক"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"ডিভাইচ সংযোগ কৰা হ’ল"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"সংযোগ কৰিব পৰা নগ’ল"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"হ’ল"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"ছেভ কৰক"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"সংযোগ কৰক"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"ছেট আপ কৰক"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"ছেটিং"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-az/strings.xml b/nearby/halfsheet/res/values-az/strings.xml
new file mode 100644
index 0000000..af499ef
--- /dev/null
+++ b/nearby/halfsheet/res/values-az/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Ayarlama başladılır…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Cihazı quraşdırın"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Cihaz qoşulub"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Qoşulmaq mümkün olmadı"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Oldu"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Saxlayın"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Qoşun"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Ayarlayın"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Ayarlar"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-b+sr+Latn/strings.xml b/nearby/halfsheet/res/values-b+sr+Latn/strings.xml
new file mode 100644
index 0000000..eea6b64
--- /dev/null
+++ b/nearby/halfsheet/res/values-b+sr+Latn/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Podešavanje se pokreće…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Podesite uređaj"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Uređaj je povezan"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Povezivanje nije uspelo"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Gotovo"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Sačuvaj"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Poveži"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Podesi"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Podešavanja"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-bs/strings.xml b/nearby/halfsheet/res/values-bs/strings.xml
new file mode 100644
index 0000000..5a3de8f
--- /dev/null
+++ b/nearby/halfsheet/res/values-bs/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Pokretanje postavljanja…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Postavi uređaj"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Uređaj je povezan"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Povezivanje nije uspjelo"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Gotovo"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Spremi"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Poveži"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Postavi"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Postavke"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-de/strings.xml b/nearby/halfsheet/res/values-de/strings.xml
new file mode 100644
index 0000000..9186a44
--- /dev/null
+++ b/nearby/halfsheet/res/values-de/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Einrichtung wird gestartet..."</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Gerät einrichten"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Gerät verbunden"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Verbindung nicht möglich"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Fertig"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Speichern"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Verbinden"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Einrichten"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Einstellungen"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-en-rAU/strings.xml b/nearby/halfsheet/res/values-en-rAU/strings.xml
new file mode 100644
index 0000000..d4ed675
--- /dev/null
+++ b/nearby/halfsheet/res/values-en-rAU/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Starting setup…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Set up device"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Device connected"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Couldn\'t connect"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Done"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Save"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Connect"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Set up"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Settings"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-en-rCA/strings.xml b/nearby/halfsheet/res/values-en-rCA/strings.xml
new file mode 100644
index 0000000..d4ed675
--- /dev/null
+++ b/nearby/halfsheet/res/values-en-rCA/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Starting setup…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Set up device"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Device connected"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Couldn\'t connect"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Done"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Save"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Connect"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Set up"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Settings"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-en-rGB/strings.xml b/nearby/halfsheet/res/values-en-rGB/strings.xml
new file mode 100644
index 0000000..d4ed675
--- /dev/null
+++ b/nearby/halfsheet/res/values-en-rGB/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Starting setup…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Set up device"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Device connected"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Couldn\'t connect"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Done"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Save"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Connect"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Set up"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Settings"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-en-rIN/strings.xml b/nearby/halfsheet/res/values-en-rIN/strings.xml
new file mode 100644
index 0000000..d4ed675
--- /dev/null
+++ b/nearby/halfsheet/res/values-en-rIN/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Starting setup…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Set up device"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Device connected"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Couldn\'t connect"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Done"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Save"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Connect"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Set up"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Settings"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-gu/strings.xml b/nearby/halfsheet/res/values-gu/strings.xml
new file mode 100644
index 0000000..03b057d
--- /dev/null
+++ b/nearby/halfsheet/res/values-gu/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"સેટઅપ શરૂ કરી રહ્યાં છીએ…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"ડિવાઇસનું સેટઅપ કરો"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"ડિવાઇસ કનેક્ટ કર્યું"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"કનેક્ટ કરી શક્યા નથી"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"થઈ ગયું"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"સાચવો"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"કનેક્ટ કરો"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"સેટઅપ કરો"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"સેટિંગ"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-hi/strings.xml b/nearby/halfsheet/res/values-hi/strings.xml
new file mode 100644
index 0000000..ecd420e
--- /dev/null
+++ b/nearby/halfsheet/res/values-hi/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"सेट अप शुरू किया जा रहा है…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"डिवाइस सेट अप करें"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"डिवाइस कनेक्ट हो गया"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"कनेक्ट नहीं किया जा सका"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"हो गया"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"सेव करें"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"कनेक्ट करें"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"सेट अप करें"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"सेटिंग"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-hr/strings.xml b/nearby/halfsheet/res/values-hr/strings.xml
new file mode 100644
index 0000000..5a3de8f
--- /dev/null
+++ b/nearby/halfsheet/res/values-hr/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Pokretanje postavljanja…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Postavi uređaj"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Uređaj je povezan"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Povezivanje nije uspjelo"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Gotovo"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Spremi"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Poveži"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Postavi"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Postavke"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-kn/strings.xml b/nearby/halfsheet/res/values-kn/strings.xml
new file mode 100644
index 0000000..fb62bb1
--- /dev/null
+++ b/nearby/halfsheet/res/values-kn/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"ಸೆಟಪ್ ಪ್ರಾರಂಭಿಸಲಾಗುತ್ತಿದೆ…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"ಸಾಧನವನ್ನು ಸೆಟಪ್ ಮಾಡಿ"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"ಸಾಧನವನ್ನು ಕನೆಕ್ಟ್ ಮಾಡಲಾಗಿದೆ"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"ಕನೆಕ್ಟ್ ಮಾಡಲು ಸಾಧ್ಯವಾಗಲಿಲ್ಲ"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"ಮುಗಿದಿದೆ"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"ಉಳಿಸಿ"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"ಕನೆಕ್ಟ್ ಮಾಡಿ"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"ಸೆಟಪ್ ಮಾಡಿ"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"ಸೆಟ್ಟಿಂಗ್‌ಗಳು"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-mk/strings.xml b/nearby/halfsheet/res/values-mk/strings.xml
new file mode 100644
index 0000000..e29dfa1
--- /dev/null
+++ b/nearby/halfsheet/res/values-mk/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Се започнува со поставување…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Поставете го уредот"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Уредот е поврзан"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Не може да се поврзе"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Готово"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Зачувај"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Поврзи"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Поставете"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Поставки"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-ml/strings.xml b/nearby/halfsheet/res/values-ml/strings.xml
new file mode 100644
index 0000000..cbc171b
--- /dev/null
+++ b/nearby/halfsheet/res/values-ml/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"സജ്ജീകരിക്കൽ ആരംഭിക്കുന്നു…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"ഉപകരണം സജ്ജീകരിക്കുക"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"ഉപകരണം കണക്റ്റ് ചെയ്‌തു"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"കണക്റ്റ് ചെയ്യാനായില്ല"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"പൂർത്തിയായി"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"സംരക്ഷിക്കുക"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"കണക്റ്റ് ചെയ്യുക"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"സജ്ജീകരിക്കുക"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"ക്രമീകരണം"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-mn/strings.xml b/nearby/halfsheet/res/values-mn/strings.xml
new file mode 100644
index 0000000..6d21eff
--- /dev/null
+++ b/nearby/halfsheet/res/values-mn/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Тохируулгыг эхлүүлж байна…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Төхөөрөмж тохируулах"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Төхөөрөмж холбогдсон"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Холбогдож чадсангүй"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Болсон"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Хадгалах"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Холбох"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Тохируулах"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Тохиргоо"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-ms/strings.xml b/nearby/halfsheet/res/values-ms/strings.xml
new file mode 100644
index 0000000..4835c1b
--- /dev/null
+++ b/nearby/halfsheet/res/values-ms/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Memulakan Persediaan…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Sediakan peranti"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Peranti disambungkan"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Tidak dapat menyambung"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Selesai"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Simpan"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Sambung"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Sediakan"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Tetapan"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-ro/strings.xml b/nearby/halfsheet/res/values-ro/strings.xml
new file mode 100644
index 0000000..5b50f15
--- /dev/null
+++ b/nearby/halfsheet/res/values-ro/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Începe configurarea…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Configurați dispozitivul"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Dispozitivul s-a conectat"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Nu s-a putut conecta"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Gata"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Salvați"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Conectați"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Configurați"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Setări"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-sr/strings.xml b/nearby/halfsheet/res/values-sr/strings.xml
new file mode 100644
index 0000000..094be03
--- /dev/null
+++ b/nearby/halfsheet/res/values-sr/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Подешавање се покреће…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Подесите уређај"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Уређај је повезан"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Повезивање није успело"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Готово"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Сачувај"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Повежи"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Подеси"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Подешавања"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-te/strings.xml b/nearby/halfsheet/res/values-te/strings.xml
new file mode 100644
index 0000000..87be145
--- /dev/null
+++ b/nearby/halfsheet/res/values-te/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"సెటప్ ప్రారంభమవుతోంది…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"పరికరాన్ని సెటప్ చేయండి"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"పరికరం కనెక్ట్ చేయబడింది"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"కనెక్ట్ చేయడం సాధ్యపడలేదు"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"పూర్తయింది"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"సేవ్ చేయండి"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"కనెక్ట్ చేయండి"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"సెటప్ చేయండి"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"సెట్టింగ్‌లు"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-th/strings.xml b/nearby/halfsheet/res/values-th/strings.xml
new file mode 100644
index 0000000..bc4296b
--- /dev/null
+++ b/nearby/halfsheet/res/values-th/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"กำลังเริ่มการตั้งค่า…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"ตั้งค่าอุปกรณ์"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"เชื่อมต่ออุปกรณ์แล้ว"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"เชื่อมต่อไม่ได้"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"เสร็จสิ้น"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"บันทึก"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"เชื่อมต่อ"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"ตั้งค่า"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"การตั้งค่า"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-tl/strings.xml b/nearby/halfsheet/res/values-tl/strings.xml
new file mode 100644
index 0000000..a6de0e8
--- /dev/null
+++ b/nearby/halfsheet/res/values-tl/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Sinisimulan ang Pag-set Up…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"I-set up ang device"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Naikonekta na ang device"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Hindi makakonekta"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Tapos na"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"I-save"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Kumonekta"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"I-set up"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Mga Setting"</string>
+</resources>
diff --git a/nearby/halfsheet/res/values-zu/strings.xml b/nearby/halfsheet/res/values-zu/strings.xml
new file mode 100644
index 0000000..33fb405
--- /dev/null
+++ b/nearby/halfsheet/res/values-zu/strings.xml
@@ -0,0 +1,29 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!-- 
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+   -->
+
+<resources xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <string name="fast_pair_setup_in_progress" msgid="4158762239172829807">"Iqalisa Ukusetha…"</string>
+    <string name="fast_pair_title_setup" msgid="2894360355540593246">"Setha idivayisi"</string>
+    <string name="fast_pair_device_ready" msgid="2903490346082833101">"Idivayisi ixhunyiwe"</string>
+    <string name="fast_pair_title_fail" msgid="5677174346601290232">"Ayikwazanga ukuxhuma"</string>
+    <string name="paring_action_done" msgid="6888875159174470731">"Kwenziwe"</string>
+    <string name="paring_action_save" msgid="6259357442067880136">"Londoloza"</string>
+    <string name="paring_action_connect" msgid="4801102939608129181">"Xhuma"</string>
+    <string name="paring_action_launch" msgid="8940808384126591230">"Setha"</string>
+    <string name="paring_action_settings" msgid="424875657242864302">"Amasethingi"</string>
+</resources>
diff --git a/nearby/halfsheet/src/com/android/nearby/halfsheet/utils/FastPairUtils.java b/nearby/halfsheet/src/com/android/nearby/halfsheet/utils/FastPairUtils.java
index 903ea90..00a365c 100644
--- a/nearby/halfsheet/src/com/android/nearby/halfsheet/utils/FastPairUtils.java
+++ b/nearby/halfsheet/src/com/android/nearby/halfsheet/utils/FastPairUtils.java
@@ -85,7 +85,6 @@
                 .setId(item.getModelId())
                 .setFirstObservationTimestampMillis(item.getFirstObservationTimestampMillis())
                 .setLastObservationTimestampMillis(item.getLastObservationTimestampMillis())
-                .setType(Cache.NearbyType.NEARBY_DEVICE)
                 .setActionUrl(item.getActionUrl())
                 .setActionUrlType(Cache.ResolvedUrlType.APP)
                 .setTitle(
diff --git a/nearby/service/java/com/android/server/nearby/common/ble/util/RangingUtils.java b/nearby/service/java/com/android/server/nearby/common/ble/util/RangingUtils.java
index 321e125..eec52ad 100644
--- a/nearby/service/java/com/android/server/nearby/common/ble/util/RangingUtils.java
+++ b/nearby/service/java/com/android/server/nearby/common/ble/util/RangingUtils.java
@@ -23,12 +23,19 @@
  * square of the frequency of the propagation signal.
  */
 public final class RangingUtils {
-    /*
-     * Key to variable names used in this class (viz. Physics):
+    private static final int MAX_RSSI_VALUE = 126;
+    private static final int MIN_RSSI_VALUE = -127;
+
+    private RangingUtils() {
+    }
+
+    /* This was original derived in {@link com.google.android.gms.beacon.util.RangingUtils} from
+     * <a href="http://en.wikipedia.org/wiki/Free-space_path_loss">Free-space_path_loss</a>.
+     * Duplicated here for easy reference.
      *
      * c   = speed of light (2.9979 x 10^8 m/s);
      * f   = frequency (Bluetooth center frequency is 2.44175GHz = 2.44175x10^9 Hz);
-     * l   = wavelength (meters);
+     * l   = wavelength (in meters);
      * d   = distance (from transmitter to receiver in meters);
      * dB  = decibels
      * dBm = decibel milliwatts
@@ -40,124 +47,115 @@
      *
      * FSPL      = (4 * pi * d / l)^2 = (4 * pi * d * f / c)^2
      *
-     * FSPL (dB) = 10*log10((4 * pi * d * f / c)^2)
-     *           = 20*log10(4 * pi * d * f / c)
-     *           = 20*log10(d) + 20*log10(f) + 20*log10(4*pi/c)
+     * FSPL (dB) = 10 * log10((4 * pi * d  * f / c)^2)
+     *           = 20 * log10(4 * pi * d * f / c)
+     *           = (20 * log10(d)) + (20 * log10(f)) + (20 * log10(4 * pi/c))
      *
      * Calculating constants:
      *
-     * FSPL_FREQ        = 20*log10(f)
-     *                  = 20*log10(2.44175 * 10^9)
+     * FSPL_FREQ        = 20 * log10(f)
+     *                  = 20 * log10(2.44175 * 10^9)
      *                  = 187.75
      *
-     * FSPL_LIGHT       = 20*log10(4*pi/c)
-     *                  = 20*log10(4*pi/(2.9979*10^8))
+     * FSPL_LIGHT       = 20 * log10(4 * pi/c)
+     *                  = 20 * log10(4 * pi/(2.9979 * 10^8))
+     *                  = 20 * log10(4 * pi/(2.9979 * 10^8))
+     *                  = 20 * log10(41.9172441s * 10^-9)
      *                  = -147.55
      *
-     * FSPL_DISTANCE_1M = 20*log10(1m)
+     * FSPL_DISTANCE_1M = 20 * log10(1)
      *                  = 0
      *
      * PATH_LOSS_AT_1M  = FSPL_DISTANCE_1M + FSPL_FREQ + FSPL_LIGHT
-     *                  = 0                + 187.75    + (-147.55)
-     *                  = 40.20 [round to 41]
+     *                  =       0          + 187.75    + (-147.55)
+     *                  = 40.20db [round to 41db]
      *
-     * Note that PATH_LOSS_AT_1M is rounded to 41 instead to the more natural 40. The first version
-     * of this file had a typo that caused the value to be close to 41; when this was discovered,
-     * the value 41 was already used in many places, and it was more important to be consistent
-     * rather than exact.
-     *
-     * Given this we can work out a formula for distance from a given RSSI (received signal strength
-     * indicator) and a given value for the expected strength at one meter from the beacon (aka
-     * calibrated transmission power). Both values are in dBm.
-     *
-     * FSPL = 20*log10(d) + PATH_LOSS_AT_1M = full_power - RSSI
-     *        20*log10(d) + PATH_LOSS_AT_1M = power_at_1m + PATH_LOSS_AT_1M - RSSI
-     *        20*log10(d)                   = power_at_1m - RSSI
-     *           log10(d)                   = (power_at_1m - RSSI) / 20
-     *                 d                    = 10 ^ ((power_at_1m - RSSI) / 20)
-     *
-     * Note: because of how logarithms work, units get a bit funny. If you take a two values x and y
-     * whose units are dBm, the value of x - y has units of dB, not dBm. Similarly, if x is dBm and
-     * y is in dB, then x - y will be in dBm.
+     * Note: Rounding up makes us "closer" and makes us more aggressive at showing notifications.
      */
-
-    /* (dBm) PATH_LOSS at 1m for isotropic antenna transmitting BLE */
-    public static final int PATH_LOSS_AT_1M = 41;
-
-    /** Different region categories, based on distance range. */
-    public static final class Region {
-
-        public static final int UNKNOWN = -1;
-        public static final int NEAR = 0;
-        public static final int MID = 1;
-        public static final int FAR = 2;
-
-        private Region() {}
-    }
-
-    // Cutoff distances between different regions.
-    public static final double NEAR_TO_MID_METERS = 0.5;
-    public static final double MID_TO_FAR_METERS = 2.0;
-
-    public static final int DEFAULT_CALIBRATED_TX_POWER = -77;
-
-    private RangingUtils() {}
+    private static final int RSSI_DROP_OFF_AT_1_M = 41;
 
     /**
-     * Convert RSSI to path loss using the free space path loss equation. See <a
-     * href="http://en.wikipedia.org/wiki/Free-space_path_loss">Free-space_path_loss</a>
+     * Convert target distance and txPower to a RSSI value using the Log-distance path loss model
+     * with Path Loss at 1m of 41db.
      *
-     * @param rssi Received Signal Strength Indication (RSSI) in dBm
-     * @param calibratedTxPower the calibrated power of the transmitter (dBm) at 1 meter
-     * @return The calculated path loss.
+     * @return RSSI expected at distanceInMeters with device broadcasting at txPower.
      */
-    public static int pathLossFromRssi(int rssi, int calibratedTxPower) {
-        return calibratedTxPower + PATH_LOSS_AT_1M - rssi;
-    }
-
-    /**
-     * Convert RSSI to distance using the free space path loss equation. See <a
-     * href="http://en.wikipedia.org/wiki/Free-space_path_loss">Free-space_path_loss</a>
-     *
-     * @param rssi Received Signal Strength Indication (RSSI) in dBm
-     * @param calibratedTxPower the calibrated power of the transmitter (dBm) at 1 meter
-     * @return the distance at which that rssi value would occur in meters
-     */
-    public static double distanceFromRssi(int rssi, int calibratedTxPower) {
-        return Math.pow(10, (calibratedTxPower - rssi) / 20.0);
-    }
-
-    /**
-     * Determine the region of a beacon given its perceived distance.
-     *
-     * @param distance The measured distance in meters.
-     * @return the region as one of the constants in {@link Region}.
-     */
-    public static int regionFromDistance(double distance) {
-        if (distance < 0) {
-            return Region.UNKNOWN;
-        }
-        if (distance <= NEAR_TO_MID_METERS) {
-            return Region.NEAR;
-        }
-        if (distance <= MID_TO_FAR_METERS) {
-            return Region.MID;
-        }
-        return Region.FAR;
-    }
-
-    /**
-     * Convert distance to RSSI using the free space path loss equation. See <a
-     * href="http://en.wikipedia.org/wiki/Free-space_path_loss">Free-space_path_loss</a>
-     *
-     * @param distanceInMeters distance in meters (m)
-     * @param calibratedTxPower transmitted power (dBm) calibrated to 1 meter
-     * @return the rssi (dBm) that would be measured at that distance
-     */
-    public static int rssiFromDistance(double distanceInMeters, int calibratedTxPower) {
+    public static int rssiFromTargetDistance(double distanceInMeters, int txPower) {
+        /*
+         * See <a href="https://en.wikipedia.org/wiki/Log-distance_path_loss_model">
+         * Log-distance path loss model</a>.
+         *
+         * PL      = total path loss in db
+         * txPower = TxPower in dbm
+         * rssi    = Received signal strength in dbm
+         * PL_0    = Path loss at reference distance d_0 {@link RSSI_DROP_OFF_AT_1_M} dbm
+         * d       = length of path
+         * d_0     = reference distance  (1 m)
+         * gamma   = path loss exponent (2 in free space)
+         *
+         * Log-distance path loss (LDPL) formula:
+         *
+         * PL = txPower - rssi =                   PL_0          + 10 * gamma  * log_10(d / d_0)
+         *      txPower - rssi =            RSSI_DROP_OFF_AT_1_M + 10 * 2 * log_10
+         * (distanceInMeters / 1)
+         *              - rssi = -txPower + RSSI_DROP_OFF_AT_1_M + 20 * log_10(distanceInMeters)
+         *                rssi =  txPower - RSSI_DROP_OFF_AT_1_M - 20 * log_10(distanceInMeters)
+         */
+        txPower = adjustPower(txPower);
         return distanceInMeters == 0
-                ? calibratedTxPower + PATH_LOSS_AT_1M
-                : (int) (calibratedTxPower - (20 * Math.log10(distanceInMeters)));
+                ? txPower
+                : (int) Math.floor((txPower - RSSI_DROP_OFF_AT_1_M)
+                        - 20 * Math.log10(distanceInMeters));
+    }
+
+    /**
+     * Convert RSSI and txPower to a distance value using the Log-distance path loss model with Path
+     * Loss at 1m of 41db.
+     *
+     * @return distance in meters with device broadcasting at txPower and given RSSI.
+     */
+    public static double distanceFromRssiAndTxPower(int rssi, int txPower) {
+        /*
+         * See <a href="https://en.wikipedia.org/wiki/Log-distance_path_loss_model">Log-distance
+         * path
+         * loss model</a>.
+         *
+         * PL      = total path loss in db
+         * txPower = TxPower in dbm
+         * rssi    = Received signal strength in dbm
+         * PL_0    = Path loss at reference distance d_0 {@link RSSI_DROP_OFF_AT_1_M} dbm
+         * d       = length of path
+         * d_0     = reference distance  (1 m)
+         * gamma   = path loss exponent (2 in free space)
+         *
+         * Log-distance path loss (LDPL) formula:
+         *
+         * PL =    txPower - rssi                               = PL_0 + 10 * gamma  * log_10(d /
+         *  d_0)
+         *         txPower - rssi               = RSSI_DROP_OFF_AT_1_M + 10 * gamma  * log_10(d /
+         *  d_0)
+         *         txPower - rssi - RSSI_DROP_OFF_AT_1_M        = 10 * 2 * log_10
+         * (distanceInMeters / 1)
+         *         txPower - rssi - RSSI_DROP_OFF_AT_1_M        = 20 * log_10(distanceInMeters / 1)
+         *        (txPower - rssi - RSSI_DROP_OFF_AT_1_M) / 20  = log_10(distanceInMeters)
+         *  10 ^ ((txPower - rssi - RSSI_DROP_OFF_AT_1_M) / 20) = distanceInMeters
+         */
+        txPower = adjustPower(txPower);
+        rssi = adjustPower(rssi);
+        return Math.pow(10, (txPower - rssi - RSSI_DROP_OFF_AT_1_M) / 20.0);
+    }
+
+    /**
+     * Prevents the power from becoming too large or too small.
+     */
+    private static int adjustPower(int power) {
+        if (power > MAX_RSSI_VALUE) {
+            return MAX_RSSI_VALUE;
+        }
+        if (power < MIN_RSSI_VALUE) {
+            return MIN_RSSI_VALUE;
+        }
+        return power;
     }
 }
 
diff --git a/nearby/service/java/com/android/server/nearby/fastpair/FastPairAdvHandler.java b/nearby/service/java/com/android/server/nearby/fastpair/FastPairAdvHandler.java
index b175234..2ecce47 100644
--- a/nearby/service/java/com/android/server/nearby/fastpair/FastPairAdvHandler.java
+++ b/nearby/service/java/com/android/server/nearby/fastpair/FastPairAdvHandler.java
@@ -27,7 +27,9 @@
 import android.nearby.NearbyDevice;
 import android.util.Log;
 
+import com.android.internal.annotations.VisibleForTesting;
 import com.android.server.nearby.common.ble.decode.FastPairDecoder;
+import com.android.server.nearby.common.ble.util.RangingUtils;
 import com.android.server.nearby.common.bloomfilter.BloomFilter;
 import com.android.server.nearby.common.bloomfilter.FastPairBloomFilterHasher;
 import com.android.server.nearby.common.locator.Locator;
@@ -52,6 +54,8 @@
     String mBleAddress;
     // Need to be deleted after notification manager in use.
     private boolean mIsFirst = false;
+    private FastPairDataProvider mPairDataProvider;
+    private static final double NEARBY_DISTANCE_THRESHOLD = 0.6;
 
     /** The types about how the bloomfilter is processed. */
     public enum ProcessBloomFilterType {
@@ -68,6 +72,12 @@
         mContext = context;
     }
 
+    @VisibleForTesting
+    FastPairAdvHandler(Context context, FastPairDataProvider dataProvider) {
+        mContext = context;
+        mPairDataProvider = dataProvider;
+    }
+
     /**
      * Handles all of the scanner result. Fast Pair will handle model id broadcast bloomfilter
      * broadcast and battery level broadcast.
@@ -75,23 +85,33 @@
     public void handleBroadcast(NearbyDevice device) {
         FastPairDevice fastPairDevice = (FastPairDevice) device;
         mBleAddress = fastPairDevice.getBluetoothAddress();
-        FastPairDataProvider dataProvider = FastPairDataProvider.getInstance();
-        if (dataProvider == null) {
+        if (mPairDataProvider == null) {
+            mPairDataProvider = FastPairDataProvider.getInstance();
+        }
+        if (mPairDataProvider == null) {
             return;
         }
-        List<Account> accountList = dataProvider.loadFastPairEligibleAccounts();
+
         if (FastPairDecoder.checkModelId(fastPairDevice.getData())) {
             byte[] model = FastPairDecoder.getModelId(fastPairDevice.getData());
             Log.d(TAG, "On discovery model id " + Hex.bytesToStringLowercase(model));
             // Use api to get anti spoofing key from model id.
             try {
+                List<Account> accountList = mPairDataProvider.loadFastPairEligibleAccounts();
                 Rpcs.GetObservedDeviceResponse response =
-                        dataProvider.loadFastPairAntispoofKeyDeviceMetadata(model);
+                        mPairDataProvider.loadFastPairAntispoofKeyDeviceMetadata(model);
                 if (response == null) {
                     Log.e(TAG, "server does not have model id "
                             + Hex.bytesToStringLowercase(model));
                     return;
                 }
+                // Check the distance of the device if the distance is larger than the threshold
+                // do not show half sheet.
+                if (!isNearby(fastPairDevice.getRssi(),
+                        response.getDevice().getBleTxPower() == 0 ? fastPairDevice.getTxPower()
+                                : response.getDevice().getBleTxPower())) {
+                    return;
+                }
                 Locator.get(mContext, FastPairHalfSheetManager.class).showHalfSheet(
                         DataUtils.toScanFastPairStoreItem(
                                 response, mBleAddress,
@@ -102,6 +122,7 @@
         } else {
             // Start to process bloom filter
             try {
+                List<Account> accountList = mPairDataProvider.loadFastPairEligibleAccounts();
                 byte[] bloomFilterByteArray = FastPairDecoder
                         .getBloomFilter(fastPairDevice.getData());
                 byte[] bloomFilterSalt = FastPairDecoder
@@ -111,7 +132,7 @@
                 }
                 for (Account account : accountList) {
                     List<Data.FastPairDeviceWithAccountKey> listDevices =
-                            dataProvider.loadFastPairDeviceWithAccountKey(account);
+                            mPairDataProvider.loadFastPairDeviceWithAccountKey(account);
                     Data.FastPairDeviceWithAccountKey recognizedDevice =
                             findRecognizedDevice(listDevices,
                                     new BloomFilter(bloomFilterByteArray,
@@ -120,6 +141,15 @@
                     if (recognizedDevice != null) {
                         Log.d(TAG, "find matched device show notification to remind"
                                 + " user to pair");
+                        // Check the distance of the device if the distance is larger than the
+                        // threshold
+                        // do not show half sheet.
+                        if (!isNearby(fastPairDevice.getRssi(),
+                                recognizedDevice.getDiscoveryItem().getTxPower() == 0
+                                        ? fastPairDevice.getTxPower()
+                                        : recognizedDevice.getDiscoveryItem().getTxPower())) {
+                            return;
+                        }
                         // Check if the device is already paired
                         List<Cache.StoredFastPairItem> storedFastPairItemList =
                                 Locator.get(mContext, FastPairCacheManager.class)
@@ -141,8 +171,9 @@
                                 // Get full info from api the initial request will only return
                                 // part of the info due to size limit.
                                 List<Data.FastPairDeviceWithAccountKey> resList =
-                                        dataProvider.loadFastPairDeviceWithAccountKey(account,
-                                        List.of(recognizedDevice.getAccountKey().toByteArray()));
+                                        mPairDataProvider.loadFastPairDeviceWithAccountKey(account,
+                                                List.of(recognizedDevice.getAccountKey()
+                                                        .toByteArray()));
                                 if (resList != null && resList.size() > 0) {
                                     //Saved device from footprint does not have ble address so
                                     // fill ble address with current scan result.
@@ -154,7 +185,7 @@
                                     Locator.get(mContext, FastPairController.class).pair(
                                             new DiscoveryItem(mContext, storedDiscoveryItem),
                                             resList.get(0).getAccountKey().toByteArray(),
-                                            /** companionApp=*/ null);
+                                            /** companionApp=*/null);
                                 }
                             }
                         }
@@ -212,4 +243,11 @@
         return null;
     }
 
+    /**
+     * Check the device distance for certain rssi value.
+     */
+    boolean isNearby(int rssi, int txPower) {
+        return RangingUtils.distanceFromRssiAndTxPower(rssi, txPower) < NEARBY_DISTANCE_THRESHOLD;
+    }
+
 }
diff --git a/nearby/service/java/com/android/server/nearby/fastpair/FastPairManager.java b/nearby/service/java/com/android/server/nearby/fastpair/FastPairManager.java
index a60a3a8..f368080 100644
--- a/nearby/service/java/com/android/server/nearby/fastpair/FastPairManager.java
+++ b/nearby/service/java/com/android/server/nearby/fastpair/FastPairManager.java
@@ -103,8 +103,9 @@
     private final BroadcastReceiver mScreenBroadcastReceiver = new BroadcastReceiver() {
         @Override
         public void onReceive(Context context, Intent intent) {
-            if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)) {
-                Log.d(TAG, "onReceive: ACTION_SCREEN_ON.");
+            if (intent.getAction().equals(Intent.ACTION_SCREEN_ON)
+                    || intent.getAction().equals(Intent.ACTION_BOOT_COMPLETED)) {
+                Log.d(TAG, "onReceive: ACTION_SCREEN_ON or boot complete.");
                 invalidateScan();
             } else if (intent.getAction().equals(BluetoothDevice.ACTION_BOND_STATE_CHANGED)) {
                 processBluetoothConnectionEvent(intent);
@@ -149,6 +150,7 @@
         mIntentFilter.addAction(Intent.ACTION_SCREEN_ON);
         mIntentFilter.addAction(Intent.ACTION_SCREEN_OFF);
         mIntentFilter.addAction(BluetoothDevice.ACTION_BOND_STATE_CHANGED);
+        mIntentFilter.addAction(Intent.ACTION_BOOT_COMPLETED);
 
         mLocatorContextWrapper.getContext()
                 .registerReceiver(mScreenBroadcastReceiver, mIntentFilter);
diff --git a/nearby/service/java/com/android/server/nearby/fastpair/cache/DiscoveryItem.java b/nearby/service/java/com/android/server/nearby/fastpair/cache/DiscoveryItem.java
index b8a9796..6065f99 100644
--- a/nearby/service/java/com/android/server/nearby/fastpair/cache/DiscoveryItem.java
+++ b/nearby/service/java/com/android/server/nearby/fastpair/cache/DiscoveryItem.java
@@ -47,7 +47,7 @@
  */
 public class DiscoveryItem implements Comparable<DiscoveryItem> {
 
-    private static final String  ACTION_FAST_PAIR =
+    private static final String ACTION_FAST_PAIR =
             "com.android.server.nearby:ACTION_FAST_PAIR";
     private static final int BEACON_STALENESS_MILLIS = 120000;
     private static final int ITEM_EXPIRATION_MILLIS = 20000;
@@ -66,14 +66,15 @@
             Cache.StoredDiscoveryItem.State.STATE_DISABLED_BY_SYSTEM_VALUE
     })
     @Retention(RetentionPolicy.SOURCE)
-    public @interface ItemState {}
+    public @interface ItemState {
+    }
 
     public DiscoveryItem(LocatorContextWrapper locatorContextWrapper,
             Cache.StoredDiscoveryItem mStoredDiscoveryItem) {
         this.mFastPairCacheManager =
                 locatorContextWrapper.getLocator().get(FastPairCacheManager.class);
         this.mClock =
-            locatorContextWrapper.getLocator().get(Clock.class);
+                locatorContextWrapper.getLocator().get(Clock.class);
         this.mStoredDiscoveryItem = mStoredDiscoveryItem;
     }
 
@@ -91,23 +92,6 @@
         return storedDiscoveryItem.build();
     }
 
-    /** @return True if the item is currently nearby. */
-    public boolean isNearby() {
-        return isNearby(mStoredDiscoveryItem, mClock.millis());
-    }
-
-    /**
-     * Checks if the item is Nearby
-     */
-    static boolean isNearby(Cache.StoredDiscoveryItem item, long currentTimeMillis) {
-        // A notification may disappear early, if we get a lost callback from Messages.
-        // But regardless, if we haven't detected the thing in Xmin, consider it gone.
-        return !isLost(item)
-                && !isExpired(
-                currentTimeMillis,
-                item.getLastObservationTimestampMillis());
-    }
-
     /**
      * Checks if store discovery item support fast pair or not.
      */
@@ -122,28 +106,6 @@
     }
 
     /**
-     * Sets the pairing result to done.
-     */
-    public void setPairingProcessDone(boolean success) {
-        setLastUserExperience(success ? Cache.StoredDiscoveryItem.ExperienceType.EXPERIENCE_GOOD
-                : Cache.StoredDiscoveryItem.ExperienceType.EXPERIENCE_BAD);
-        setLostMillis(mClock.millis());
-        Log.d("FastPairDiscovery",
-                "FastPair: set Lost when pairing process done, " + getId());
-    }
-
-    /**
-     * Sets the store discovery item lost time.
-     */
-    public void setLostMillis(long lostMillis) {
-        mStoredDiscoveryItem = mStoredDiscoveryItem.toBuilder().setLostMillis(lostMillis).build();
-
-        mStoredDiscoveryItem = mStoredDiscoveryItem.toBuilder().clearRssi().build();
-
-        mFastPairCacheManager.saveDiscoveryItem(this);
-    }
-
-    /**
      * Sets the store discovery item mac address.
      */
     public void setMacAddress(String address) {
@@ -153,28 +115,6 @@
     }
 
     /**
-     * Sets the user experience to be good or bad.
-     */
-    public void setLastUserExperience(Cache.StoredDiscoveryItem.ExperienceType experienceType) {
-        mStoredDiscoveryItem = mStoredDiscoveryItem.toBuilder()
-                .setLastUserExperience(experienceType).build();
-        mFastPairCacheManager.saveDiscoveryItem(this);
-    }
-    /**
-     * Gets the user experience to be good or bad.
-     */
-    public Cache.StoredDiscoveryItem.ExperienceType getLastUserExperience() {
-        return mStoredDiscoveryItem.getLastUserExperience();
-    }
-
-    /**
-     * Checks if the item is lost.
-     */
-    private static boolean isLost(Cache.StoredDiscoveryItem item) {
-        return item.getLastObservationTimestampMillis() <= item.getLostMillis();
-    }
-
-    /**
      * Checks if the item is expired. Expired items are those over getItemExpirationMillis() eg. 2
      * minutes
      */
@@ -224,39 +164,16 @@
 
     /** Checks if the item has enough data to be shown */
     public boolean isReadyForDisplay() {
-        if (isOffline()) {
-            return true;
-        }
         boolean hasUrlOrPopularApp = !mStoredDiscoveryItem.getActionUrl().isEmpty();
 
         return !TextUtils.isEmpty(mStoredDiscoveryItem.getTitle()) && hasUrlOrPopularApp;
     }
 
-    /** Checks if the item has server error */
-    public boolean isDisabledByServer() {
-        return mStoredDiscoveryItem.getDebugCategory()
-                == Cache.StoredDiscoveryItem.DebugMessageCategory.STATUS_DISABLED_BY_SERVER;
-    }
-
-    private boolean isOffline() {
-        return isOfflineType(getType());
-    }
-
-    /** Checks if the item can be generated on client side. */
-    private static boolean isOfflineType(Cache.NearbyType type) {
-        return type == Cache.NearbyType.NEARBY_CHROMECAST || type == Cache.NearbyType.NEARBY_WEAR;
-    }
-
     /** Checks if the action url is app install */
     public boolean isApp() {
         return mStoredDiscoveryItem.getActionUrlType() == Cache.ResolvedUrlType.APP;
     }
 
-    /** Checks if it's device item. e.g. Chromecast / Wear */
-    public boolean isDevice() {
-        return isDeviceType(mStoredDiscoveryItem.getType());
-    }
-
     /** Returns true if an item is muted, or if state is unavailable. */
     public boolean isMuted() {
         return mStoredDiscoveryItem.getState() != Cache.StoredDiscoveryItem.State.STATE_ENABLED;
@@ -293,25 +210,16 @@
 
     /** Gets hash code of UI related data so we can collapse identical items. */
     public int getUiHashCode() {
-        switch (mStoredDiscoveryItem.getType()) {
-            case NEARBY_CHROMECAST:
-            case NEARBY_WEAR:
-                // For the special-case device types, show one item per type.
-                return Objects.hashCode(mStoredDiscoveryItem.getType());
-            case NEARBY_DEVICE:
-            case NEARBY_TYPE_UNKNOWN:
-            default:
-                return Objects.hash(
-                        mStoredDiscoveryItem.getType(),
+        return Objects.hash(
                         mStoredDiscoveryItem.getTitle(),
                         mStoredDiscoveryItem.getDescription(),
                         mStoredDiscoveryItem.getAppName(),
                         mStoredDiscoveryItem.getDisplayUrl(),
                         mStoredDiscoveryItem.getMacAddress());
-        }
     }
 
     // Getters below
+
     /**
      * Returns the id of store discovery item.
      */
@@ -321,14 +229,6 @@
     }
 
     /**
-     * Returns the type of store discovery item.
-     */
-    @Nullable
-    public Cache.NearbyType getType() {
-        return mStoredDiscoveryItem.getType();
-    }
-
-    /**
      * Returns the title of discovery item.
      */
     @Nullable
@@ -376,7 +276,7 @@
         Intent intent = parseIntentScheme(mStoredDiscoveryItem.getActionUrl());
         if (intent == null) {
             Log.d("FastPairDiscoveryItem", "FastPair: fail to parse action url "
-                            + mStoredDiscoveryItem.getActionUrl());
+                    + mStoredDiscoveryItem.getActionUrl());
             return null;
         }
         return intent.getStringExtra(EXTRA_FAST_PAIR_SECRET);
@@ -407,15 +307,6 @@
         return mStoredDiscoveryItem.getPackageName();
     }
 
-
-    /**
-     * Returns the feature graph url of discovery item.
-     */
-    @Nullable
-    private String getHeroImage() {
-        return mStoredDiscoveryItem.getFeatureGraphicUrl();
-    }
-
     /**
      * Returns the action url of discovery item.
      */
@@ -433,14 +324,6 @@
     }
 
     /**
-     * Returns the ble record of discovery item.
-     */
-    @Nullable
-    public byte[] getBleRecordBytes() {
-        return mStoredDiscoveryItem.getBleRecordBytes().toByteArray();
-    }
-
-    /**
      * Returns the TX power of discovery item.
      */
     @Nullable
@@ -472,7 +355,7 @@
     @Nullable
     public Double getEstimatedDistance() {
         // In the future, we may want to do a foreground subscription to leverage onDistanceChanged.
-        return RangingUtils.distanceFromRssi(mStoredDiscoveryItem.getRssi(),
+        return RangingUtils.distanceFromRssiAndTxPower(mStoredDiscoveryItem.getRssi(),
                 mStoredDiscoveryItem.getTxPower());
     }
 
@@ -501,15 +384,6 @@
     }
 
     /**
-     * Gets group id of storedDiscoveryItem.
-     */
-    @Nullable
-    public String getGroupId() {
-        return mStoredDiscoveryItem.getGroupId();
-    }
-
-
-    /**
      * Compares this object to the specified object: 1. By device type. Device setups are 'greater
      * than' beacons. 2. By relevance. More relevant items are 'greater than' less relevant items.
      * 3.By distance. Nearer items are 'greater than' further items.
@@ -518,10 +392,6 @@
      */
     @Override
     public int compareTo(DiscoveryItem another) {
-        if (getType() != another.getType()) {
-            // For device type v.s. beacon type, rank device item higher.
-            return isDevice() ? 1 : -1;
-        }
         // For items of the same relevance, compare distance.
         Double distance1 = getEstimatedDistance();
         Double distance2 = another.getEstimatedDistance();
@@ -531,12 +401,6 @@
         return -distance1.compareTo(distance2);
     }
 
-
-    public Integer getTriggerIdAttachmentTypeHash() {
-        return Objects.hash(mStoredDiscoveryItem.getTriggerId(),
-                mStoredDiscoveryItem.getAttachmentType());
-    }
-
     @Nullable
     public String getTriggerId() {
         return mStoredDiscoveryItem.getTriggerId();
@@ -558,9 +422,7 @@
     @Override
     public String toString() {
         return String.format(
-                "[type=%s], [triggerId=%s], [id=%s], [title=%s], [url=%s], "
-                        + "[ready=%s], [macAddress=%s]",
-                getType().name(),
+                "[triggerId=%s], [id=%s], [title=%s], [url=%s], [ready=%s], [macAddress=%s]",
                 getTriggerId(),
                 getId(),
                 getTitle(),
diff --git a/nearby/service/java/com/android/server/nearby/provider/ChreCommunication.java b/nearby/service/java/com/android/server/nearby/provider/ChreCommunication.java
index 607c579..5077ffe 100644
--- a/nearby/service/java/com/android/server/nearby/provider/ChreCommunication.java
+++ b/nearby/service/java/com/android/server/nearby/provider/ChreCommunication.java
@@ -75,7 +75,7 @@
     }
 
     public boolean available() {
-        return mInjector.getContextHubManagerAdapter() != null;
+        return mContextHubClient != null;
     }
 
     /**
diff --git a/nearby/service/java/com/android/server/nearby/provider/Utils.java b/nearby/service/java/com/android/server/nearby/provider/Utils.java
index 22e31cd..0f1c567 100644
--- a/nearby/service/java/com/android/server/nearby/provider/Utils.java
+++ b/nearby/service/java/com/android/server/nearby/provider/Utils.java
@@ -79,31 +79,11 @@
                 if (metadataParcel.discoveryItem.appName != null) {
                     storedDiscoveryItemBuilder.setAppName(metadataParcel.discoveryItem.appName);
                 }
-                Cache.DiscoveryAttachmentType attachmentType =
-                        Cache.DiscoveryAttachmentType.forNumber(
-                                metadataParcel.discoveryItem.attachmentType);
-                if (attachmentType != null) {
-                    storedDiscoveryItemBuilder.setAttachmentType(attachmentType);
-                }
                 if (metadataParcel.discoveryItem.authenticationPublicKeySecp256r1 != null) {
                     storedDiscoveryItemBuilder.setAuthenticationPublicKeySecp256R1(
                             ByteString.copyFrom(
                                     metadataParcel.discoveryItem.authenticationPublicKeySecp256r1));
                 }
-                if (metadataParcel.discoveryItem.bleRecordBytes != null) {
-                    storedDiscoveryItemBuilder.setBleRecordBytes(
-                            ByteString.copyFrom(metadataParcel.discoveryItem.bleRecordBytes));
-                }
-                Cache.StoredDiscoveryItem.DebugMessageCategory debugMessageCategory =
-                        Cache.StoredDiscoveryItem.DebugMessageCategory.forNumber(
-                                metadataParcel.discoveryItem.debugCategory);
-                if (debugMessageCategory != null) {
-                    storedDiscoveryItemBuilder.setDebugCategory(debugMessageCategory);
-                }
-                if (metadataParcel.discoveryItem.debugMessage != null) {
-                    storedDiscoveryItemBuilder.setDebugMessage(
-                            metadataParcel.discoveryItem.debugMessage);
-                }
                 if (metadataParcel.discoveryItem.description != null) {
                     storedDiscoveryItemBuilder.setDescription(
                             metadataParcel.discoveryItem.description);
@@ -116,19 +96,8 @@
                     storedDiscoveryItemBuilder.setDisplayUrl(
                             metadataParcel.discoveryItem.displayUrl);
                 }
-                if (metadataParcel.discoveryItem.entityId != null) {
-                    storedDiscoveryItemBuilder.setEntityId(
-                            metadataParcel.discoveryItem.entityId);
-                }
-                if (metadataParcel.discoveryItem.featureGraphicUrl != null) {
-                    storedDiscoveryItemBuilder.setFeatureGraphicUrl(
-                            metadataParcel.discoveryItem.featureGraphicUrl);
-                }
                 storedDiscoveryItemBuilder.setFirstObservationTimestampMillis(
                         metadataParcel.discoveryItem.firstObservationTimestampMillis);
-                if (metadataParcel.discoveryItem.groupId != null) {
-                    storedDiscoveryItemBuilder.setGroupId(metadataParcel.discoveryItem.groupId);
-                }
                 if (metadataParcel.discoveryItem.iconFifeUrl != null) {
                     storedDiscoveryItemBuilder.setIconFifeUrl(
                             metadataParcel.discoveryItem.iconFifeUrl);
@@ -142,13 +111,6 @@
                 }
                 storedDiscoveryItemBuilder.setLastObservationTimestampMillis(
                         metadataParcel.discoveryItem.lastObservationTimestampMillis);
-                Cache.StoredDiscoveryItem.ExperienceType experienceType =
-                        Cache.StoredDiscoveryItem.ExperienceType.forNumber(
-                                metadataParcel.discoveryItem.lastUserExperience);
-                if (experienceType != null) {
-                    storedDiscoveryItemBuilder.setLastUserExperience(experienceType);
-                }
-                storedDiscoveryItemBuilder.setLostMillis(metadataParcel.discoveryItem.lostMillis);
                 if (metadataParcel.discoveryItem.macAddress != null) {
                     storedDiscoveryItemBuilder.setMacAddress(
                             metadataParcel.discoveryItem.macAddress);
@@ -173,30 +135,9 @@
                     storedDiscoveryItemBuilder.setTriggerId(metadataParcel.discoveryItem.triggerId);
                 }
                 storedDiscoveryItemBuilder.setTxPower(metadataParcel.discoveryItem.txPower);
-                Cache.NearbyType type =
-                        Cache.NearbyType.forNumber(metadataParcel.discoveryItem.type);
-                if (type != null) {
-                    storedDiscoveryItemBuilder.setType(type);
-                }
             }
             if (metadataParcel.metadata != null) {
                 FastPairStrings.Builder stringsBuilder = FastPairStrings.newBuilder();
-                if (metadataParcel.metadata.assistantSetupHalfSheet != null) {
-                    stringsBuilder.setAssistantHalfSheetDescription(
-                            metadataParcel.metadata.assistantSetupHalfSheet);
-                }
-                if (metadataParcel.metadata.assistantSetupNotification != null) {
-                    stringsBuilder.setAssistantNotificationDescription(
-                            metadataParcel.metadata.assistantSetupNotification);
-                }
-                if (metadataParcel.metadata.confirmPinDescription != null) {
-                    stringsBuilder.setConfirmPinDescription(
-                            metadataParcel.metadata.confirmPinDescription);
-                }
-                if (metadataParcel.metadata.confirmPinTitle != null) {
-                    stringsBuilder.setConfirmPinTitle(
-                            metadataParcel.metadata.confirmPinTitle);
-                }
                 if (metadataParcel.metadata.connectSuccessCompanionAppInstalled != null) {
                     stringsBuilder.setPairingFinishedCompanionAppInstalled(
                             metadataParcel.metadata.connectSuccessCompanionAppInstalled);
@@ -209,10 +150,6 @@
                     stringsBuilder.setPairingFailDescription(
                             metadataParcel.metadata.failConnectGoToSettingsDescription);
                 }
-                if (metadataParcel.metadata.fastPairTvConnectDeviceNoAccountDescription != null) {
-                    stringsBuilder.setFastPairTvConnectDeviceNoAccountDescription(
-                            metadataParcel.metadata.fastPairTvConnectDeviceNoAccountDescription);
-                }
                 if (metadataParcel.metadata.initialNotificationDescription != null) {
                     stringsBuilder.setTapToPairWithAccount(
                             metadataParcel.metadata.initialNotificationDescription);
@@ -233,21 +170,6 @@
                     stringsBuilder.setSubsequentPairingDescription(
                             metadataParcel.metadata.subsequentPairingDescription);
                 }
-                if (metadataParcel.metadata.syncContactsDescription != null) {
-                    stringsBuilder.setSyncContactsDescription(
-                            metadataParcel.metadata.syncContactsDescription);
-                }
-                if (metadataParcel.metadata.syncContactsTitle != null) {
-                    stringsBuilder.setSyncContactsTitle(
-                            metadataParcel.metadata.syncContactsTitle);
-                }
-                if (metadataParcel.metadata.syncSmsDescription != null) {
-                    stringsBuilder.setSyncSmsDescription(
-                            metadataParcel.metadata.syncSmsDescription);
-                }
-                if (metadataParcel.metadata.syncSmsTitle != null) {
-                    stringsBuilder.setSyncSmsTitle(metadataParcel.metadata.syncSmsTitle);
-                }
                 if (metadataParcel.metadata.waitLaunchCompanionAppDescription != null) {
                     stringsBuilder.setWaitAppLaunchDescription(
                             metadataParcel.metadata.waitLaunchCompanionAppDescription);
@@ -357,20 +279,6 @@
         }
 
         Rpcs.ObservedDeviceStrings.Builder stringsBuilder = Rpcs.ObservedDeviceStrings.newBuilder();
-        if (metadata.deviceMetadata.assistantSetupHalfSheet != null) {
-            stringsBuilder
-                    .setAssistantSetupHalfSheet(metadata.deviceMetadata.assistantSetupHalfSheet);
-        }
-        if (metadata.deviceMetadata.assistantSetupNotification != null) {
-            stringsBuilder.setAssistantSetupNotification(
-                    metadata.deviceMetadata.assistantSetupNotification);
-        }
-        if (metadata.deviceMetadata.confirmPinDescription != null) {
-            stringsBuilder.setConfirmPinDescription(metadata.deviceMetadata.confirmPinDescription);
-        }
-        if (metadata.deviceMetadata.confirmPinTitle != null) {
-            stringsBuilder.setConfirmPinTitle(metadata.deviceMetadata.confirmPinTitle);
-        }
         if (metadata.deviceMetadata.connectSuccessCompanionAppInstalled != null) {
             stringsBuilder.setConnectSuccessCompanionAppInstalled(
                     metadata.deviceMetadata.connectSuccessCompanionAppInstalled);
@@ -387,10 +295,6 @@
             stringsBuilder.setFailConnectGoToSettingsDescription(
                     metadata.deviceMetadata.failConnectGoToSettingsDescription);
         }
-        if (metadata.deviceMetadata.fastPairTvConnectDeviceNoAccountDescription != null) {
-            stringsBuilder.setFastPairTvConnectDeviceNoAccountDescription(
-                    metadata.deviceMetadata.fastPairTvConnectDeviceNoAccountDescription);
-        }
         if (metadata.deviceMetadata.initialNotificationDescription != null) {
             stringsBuilder.setInitialNotificationDescription(
                     metadata.deviceMetadata.initialNotificationDescription);
@@ -403,9 +307,6 @@
             stringsBuilder.setInitialPairingDescription(
                     metadata.deviceMetadata.initialPairingDescription);
         }
-        if (metadata.deviceMetadata.locale != null) {
-            stringsBuilder.setLocale(metadata.deviceMetadata.locale);
-        }
         if (metadata.deviceMetadata.openCompanionAppDescription != null) {
             stringsBuilder.setOpenCompanionAppDescription(
                     metadata.deviceMetadata.openCompanionAppDescription);
@@ -418,22 +319,6 @@
             stringsBuilder.setSubsequentPairingDescription(
                     metadata.deviceMetadata.subsequentPairingDescription);
         }
-        if (metadata.deviceMetadata.syncContactsDescription != null) {
-            stringsBuilder.setSyncContactsDescription(
-                    metadata.deviceMetadata.syncContactsDescription);
-        }
-        if (metadata.deviceMetadata.syncContactsTitle != null) {
-            stringsBuilder.setSyncContactsTitle(
-                    metadata.deviceMetadata.syncContactsTitle);
-        }
-        if (metadata.deviceMetadata.syncSmsDescription != null) {
-            stringsBuilder.setSyncSmsDescription(
-                    metadata.deviceMetadata.syncSmsDescription);
-        }
-        if (metadata.deviceMetadata.syncSmsTitle != null) {
-            stringsBuilder.setSyncSmsTitle(
-                    metadata.deviceMetadata.syncSmsTitle);
-        }
         if (metadata.deviceMetadata.unableToConnectDescription != null) {
             stringsBuilder.setUnableToConnectDescription(
                     metadata.deviceMetadata.unableToConnectDescription);
@@ -513,28 +398,18 @@
         discoveryItemParcel.actionUrl = storedDiscoveryItem.getActionUrl();
         discoveryItemParcel.actionUrlType = storedDiscoveryItem.getActionUrlType().getNumber();
         discoveryItemParcel.appName = storedDiscoveryItem.getAppName();
-        discoveryItemParcel.attachmentType = storedDiscoveryItem.getAttachmentType().getNumber();
         discoveryItemParcel.authenticationPublicKeySecp256r1 =
                 storedDiscoveryItem.getAuthenticationPublicKeySecp256R1().toByteArray();
-        discoveryItemParcel.bleRecordBytes = storedDiscoveryItem.getBleRecordBytes().toByteArray();
-        discoveryItemParcel.debugCategory = storedDiscoveryItem.getDebugCategory().getNumber();
-        discoveryItemParcel.debugMessage = storedDiscoveryItem.getDebugMessage();
         discoveryItemParcel.description = storedDiscoveryItem.getDescription();
         discoveryItemParcel.deviceName = storedDiscoveryItem.getDeviceName();
         discoveryItemParcel.displayUrl = storedDiscoveryItem.getDisplayUrl();
-        discoveryItemParcel.entityId = storedDiscoveryItem.getEntityId();
-        discoveryItemParcel.featureGraphicUrl = storedDiscoveryItem.getFeatureGraphicUrl();
         discoveryItemParcel.firstObservationTimestampMillis =
                 storedDiscoveryItem.getFirstObservationTimestampMillis();
-        discoveryItemParcel.groupId = storedDiscoveryItem.getGroupId();
         discoveryItemParcel.iconFifeUrl = storedDiscoveryItem.getIconFifeUrl();
         discoveryItemParcel.iconPng = storedDiscoveryItem.getIconPng().toByteArray();
         discoveryItemParcel.id = storedDiscoveryItem.getId();
         discoveryItemParcel.lastObservationTimestampMillis =
                 storedDiscoveryItem.getLastObservationTimestampMillis();
-        discoveryItemParcel.lastUserExperience =
-                storedDiscoveryItem.getLastUserExperience().getNumber();
-        discoveryItemParcel.lostMillis = storedDiscoveryItem.getLostMillis();
         discoveryItemParcel.macAddress = storedDiscoveryItem.getMacAddress();
         discoveryItemParcel.packageName = storedDiscoveryItem.getPackageName();
         discoveryItemParcel.pendingAppInstallTimestampMillis =
@@ -544,7 +419,6 @@
         discoveryItemParcel.title = storedDiscoveryItem.getTitle();
         discoveryItemParcel.triggerId = storedDiscoveryItem.getTriggerId();
         discoveryItemParcel.txPower = storedDiscoveryItem.getTxPower();
-        discoveryItemParcel.type = storedDiscoveryItem.getType().getNumber();
 
         return discoveryItemParcel;
     }
@@ -564,27 +438,17 @@
         FastPairStrings fpStrings = storedDiscoveryItem.getFastPairStrings();
 
         FastPairDeviceMetadataParcel metadataParcel = new FastPairDeviceMetadataParcel();
-        metadataParcel.assistantSetupHalfSheet = fpStrings.getAssistantHalfSheetDescription();
-        metadataParcel.assistantSetupNotification = fpStrings.getAssistantNotificationDescription();
-        metadataParcel.confirmPinDescription = fpStrings.getConfirmPinDescription();
-        metadataParcel.confirmPinTitle = fpStrings.getConfirmPinTitle();
         metadataParcel.connectSuccessCompanionAppInstalled =
                 fpStrings.getPairingFinishedCompanionAppInstalled();
         metadataParcel.connectSuccessCompanionAppNotInstalled =
                 fpStrings.getPairingFinishedCompanionAppNotInstalled();
         metadataParcel.failConnectGoToSettingsDescription = fpStrings.getPairingFailDescription();
-        metadataParcel.fastPairTvConnectDeviceNoAccountDescription =
-                fpStrings.getFastPairTvConnectDeviceNoAccountDescription();
         metadataParcel.initialNotificationDescription = fpStrings.getTapToPairWithAccount();
         metadataParcel.initialNotificationDescriptionNoAccount =
                 fpStrings.getTapToPairWithoutAccount();
         metadataParcel.initialPairingDescription = fpStrings.getInitialPairingDescription();
         metadataParcel.retroactivePairingDescription = fpStrings.getRetroactivePairingDescription();
         metadataParcel.subsequentPairingDescription = fpStrings.getSubsequentPairingDescription();
-        metadataParcel.syncContactsDescription = fpStrings.getSyncContactsDescription();
-        metadataParcel.syncContactsTitle = fpStrings.getSyncContactsTitle();
-        metadataParcel.syncSmsDescription = fpStrings.getSyncSmsDescription();
-        metadataParcel.syncSmsTitle = fpStrings.getSyncSmsTitle();
         metadataParcel.waitLaunchCompanionAppDescription = fpStrings.getWaitAppLaunchDescription();
 
         Cache.FastPairInformation fpInformation = storedDiscoveryItem.getFastPairInformation();
diff --git a/nearby/service/java/com/android/server/nearby/util/DataUtils.java b/nearby/service/java/com/android/server/nearby/util/DataUtils.java
index 0b01bc0..8bb83e9 100644
--- a/nearby/service/java/com/android/server/nearby/util/DataUtils.java
+++ b/nearby/service/java/com/android/server/nearby/util/DataUtils.java
@@ -84,12 +84,6 @@
                 + fastPairStrings.getRetroactivePairingDescription()
                 + ", waitAppLaunchDescription=" + fastPairStrings.getWaitAppLaunchDescription()
                 + ", pairingFailDescription=" + fastPairStrings.getPairingFailDescription()
-                + ", assistantHalfSheetDescription="
-                + fastPairStrings.getAssistantHalfSheetDescription()
-                + ", assistantNotificationDescription="
-                + fastPairStrings.getAssistantNotificationDescription()
-                + ", fastPairTvConnectDeviceNoAccountDescription="
-                + fastPairStrings.getFastPairTvConnectDeviceNoAccountDescription()
                 + "]";
     }
 
@@ -112,10 +106,6 @@
                 .setRetroactivePairingDescription(strings.getRetroactivePairingDescription())
                 .setWaitAppLaunchDescription(strings.getWaitLaunchCompanionAppDescription())
                 .setPairingFailDescription(strings.getFailConnectGoToSettingsDescription())
-                .setAssistantHalfSheetDescription(strings.getAssistantSetupHalfSheet())
-                .setAssistantNotificationDescription(strings.getAssistantSetupNotification())
-                .setFastPairTvConnectDeviceNoAccountDescription(
-                        strings.getFastPairTvConnectDeviceNoAccountDescription())
                 .build();
     }
 }
diff --git a/nearby/service/proto/src/fastpair/cache.proto b/nearby/service/proto/src/fastpair/cache.proto
index 12731fb..d4c7c3d 100644
--- a/nearby/service/proto/src/fastpair/cache.proto
+++ b/nearby/service/proto/src/fastpair/cache.proto
@@ -112,9 +112,6 @@
   string id = 1;
 
   // REQUIRED
-  NearbyType type = 2;
-
-  // REQUIRED
   // The most recent all upper case mac associated with this item.
   // (Mac-to-DiscoveryItem is a many-to-many relationship)
   string mac_address = 4;
@@ -164,28 +161,18 @@
   // Used in the second line of the notification, "Open in {} app"
   string app_name = 25;
 
-  // ID used for associating several DiscoveryItems.  These items may be
-  // visually displayed together.
-  string group_id = 26;
-
   // The timestamp when the attachment was created on PBS server. In case there
   // are duplicate
   // items with the same scanId/groupID, only show the one with the latest
   // timestamp.
   int64 attachment_creation_sec = 28;
 
-  // Whether the attachment is created in debug namespace
-  DiscoveryAttachmentType attachment_type = 29;
-
   // Package name of the App that owns this item.
   string package_name = 30;
 
   // The average star rating of the app.
   float star_rating = 31;
 
-  // The "feature" graphic image url used for large sized list view entries.
-  string feature_graphic_url = 32;
-
   // TriggerId identifies the trigger/beacon that is attached with a message.
   // It's generated from server for online messages to synchronize formatting
   // across client versions.
@@ -201,27 +188,6 @@
   // A FIFE URL of the item icon displayed in Discovery item list.
   string icon_fife_url = 49;
 
-  // Message written to bugreport for 3P developers.(No sensitive info)
-  // null if the item is valid
-  string debug_message = 37;
-
-  // Weather the item is filtered out on server.
-  DebugMessageCategory debug_category = 38;
-
-  // Client timestamp when the trigger (e.g. beacon) was last lost (e.g. when
-  // Messages told us the beacon's no longer nearby).
-  int64 lost_millis = 41;
-
-  // The kind of expereince the user last had with this (e.g. if they dismissed
-  // the notification, that's bad; but if they tapped it, that's good).
-  ExperienceType last_user_experience = 42;
-
-  // The most recent BLE advertisement related to this item.
-  bytes ble_record_bytes = 43;
-
-  // An ID generated on the server to uniquely identify content.
-  string entity_id = 44;
-
   // See equivalent field in NearbyItem.
   bytes authentication_public_key_secp256r1 = 45;
 
@@ -235,7 +201,7 @@
   FastPairStrings fast_pair_strings = 48;
 
   // Deprecated fields.
-  reserved 3, 12, 13, 14, 15, 16, 18, 21, 24, 27, 33, 35, 39, 40;
+  reserved 2, 3, 12, 13, 14, 15, 16, 18, 21, 24, 26, 27, 29, 32, 33, 35, 37, 38, 39, 40, 41, 42, 43, 44;
 }
 enum ResolvedUrlType {
   RESOLVED_URL_TYPE_UNKNOWN = 0;
diff --git a/nearby/service/proto/src/fastpair/fast_pair_string.proto b/nearby/service/proto/src/fastpair/fast_pair_string.proto
index 6dfc19a..f318c1a 100644
--- a/nearby/service/proto/src/fastpair/fast_pair_string.proto
+++ b/nearby/service/proto/src/fastpair/fast_pair_string.proto
@@ -36,30 +36,5 @@
   // Description when user fail to pair with device
   optional string pairing_fail_description = 9;
 
-  // Title to ask the user to confirm the pin code.
-  optional string confirm_pin_title = 10;
-
-  // Description to ask the user to confirm the pin code.
-  optional string confirm_pin_description = 11;
-
-  // The title of the UI to ask the user to confirm to sync contacts.
-  optional string sync_contacts_title = 12;
-
-  // The description of the UI to ask the user to confirm to sync contacts.
-  optional string sync_contacts_description = 13;
-
-  // The title of the UI to ask the user to confirm to sync SMS.
-  optional string sync_sms_title = 14;
-
-  // The description of the UI to ask the user to confirm to sync SMS.
-  optional string sync_sms_description = 15;
-
-  // The description for half sheet to ask user to setup google assistant.
-  optional string assistant_half_sheet_description = 16;
-
-  // The description for notification to ask user to setup google assistant.
-  optional string assistant_notification_description = 17;
-
-  // Description of the connect device action on TV, when user is not logged in.
-  optional string fast_pair_tv_connect_device_no_account_description = 18;
+  reserved 10, 11, 12, 13, 14,15, 16, 17, 18;
 }
diff --git a/nearby/service/proto/src/fastpair/rpcs.proto b/nearby/service/proto/src/fastpair/rpcs.proto
index 0399d09..bce4378 100644
--- a/nearby/service/proto/src/fastpair/rpcs.proto
+++ b/nearby/service/proto/src/fastpair/rpcs.proto
@@ -234,9 +234,6 @@
 
 // Strings to be displayed in notifications surfaced for a device.
 message ObservedDeviceStrings {
-  // The locale of all of the strings.
-  string locale = 1;
-
   // The notification description for when the device is initially discovered.
   string initial_notification_description = 2;
 
@@ -285,32 +282,7 @@
   // fail.
   string fail_connect_go_to_settings_description = 15;
 
-  // The title of the UI to ask the user to confirm the pin code.
-  string confirm_pin_title = 16;
-
-  // The description of the UI to ask the user to confirm the pin code.
-  string confirm_pin_description = 17;
-
-  // The title of the UI to ask the user to confirm to sync contacts.
-  string sync_contacts_title = 18;
-
-  // The description of the UI to ask the user to confirm to sync contacts.
-  string sync_contacts_description = 19;
-
-  // The title of the UI to ask the user to confirm to sync SMS.
-  string sync_sms_title = 20;
-
-  // The description of the UI to ask the user to confirm to sync SMS.
-  string sync_sms_description = 21;
-
-  // The description in half sheet to ask user setup google assistant
-  string assistant_setup_half_sheet = 22;
-
-  // The description in notification to ask user setup google assistant
-  string assistant_setup_notification = 23;
-
-  // Description of the connect device action on TV, when user is not logged in.
-  string fast_pair_tv_connect_device_no_account_description = 24;
+  reserved 1, 16, 17, 18, 19, 20, 21, 22, 23, 24;
 }
 
 // The buffer size range of a Fast Pair devices support dynamic buffer size.
diff --git a/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairAntispoofKeyDeviceMetadataTest.java b/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairAntispoofKeyDeviceMetadataTest.java
index 226efbb..65c061b 100644
--- a/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairAntispoofKeyDeviceMetadataTest.java
+++ b/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairAntispoofKeyDeviceMetadataTest.java
@@ -105,12 +105,7 @@
 
     /* Verifies DeviceMetadata. */
     private static void ensureFastPairDeviceMetadataAsExpected(FastPairDeviceMetadata metadata) {
-        assertThat(metadata.getAssistantSetupHalfSheet()).isEqualTo(ASSISTANT_SETUP_HALFSHEET);
-        assertThat(metadata.getAssistantSetupNotification())
-                .isEqualTo(ASSISTANT_SETUP_NOTIFICATION);
         assertThat(metadata.getBleTxPower()).isEqualTo(BLE_TX_POWER);
-        assertThat(metadata.getConfirmPinDescription()).isEqualTo(CONFIRM_PIN_DESCRIPTION);
-        assertThat(metadata.getConfirmPinTitle()).isEqualTo(CONFIRM_PIN_TITLE);
         assertThat(metadata.getConnectSuccessCompanionAppInstalled())
                 .isEqualTo(CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         assertThat(metadata.getConnectSuccessCompanionAppNotInstalled())
@@ -120,8 +115,6 @@
                 .isEqualTo(DOWNLOAD_COMPANION_APP_DESCRIPTION);
         assertThat(metadata.getFailConnectGoToSettingsDescription())
                 .isEqualTo(FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        assertThat(metadata.getFastPairTvConnectDeviceNoAccountDescription())
-                .isEqualTo(FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
         assertThat(metadata.getImage()).isEqualTo(IMAGE);
         assertThat(metadata.getImageUrl()).isEqualTo(IMAGE_URL);
         assertThat(metadata.getInitialNotificationDescription())
@@ -130,7 +123,6 @@
                 .isEqualTo(INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT);
         assertThat(metadata.getInitialPairingDescription()).isEqualTo(INITIAL_PAIRING_DESCRIPTION);
         assertThat(metadata.getIntentUri()).isEqualTo(INTENT_URI);
-        assertThat(metadata.getLocale()).isEqualTo(LOCALE);
         assertThat(metadata.getName()).isEqualTo(NAME);
         assertThat(metadata.getOpenCompanionAppDescription())
                 .isEqualTo(OPEN_COMPANION_APP_DESCRIPTION);
@@ -138,10 +130,6 @@
                 .isEqualTo(RETRO_ACTIVE_PAIRING_DESCRIPTION);
         assertThat(metadata.getSubsequentPairingDescription())
                 .isEqualTo(SUBSEQUENT_PAIRING_DESCRIPTION);
-        assertThat(metadata.getSyncContactsDescription()).isEqualTo(SYNC_CONTACT_DESCRPTION);
-        assertThat(metadata.getSyncContactsTitle()).isEqualTo(SYNC_CONTACTS_TITLE);
-        assertThat(metadata.getSyncSmsDescription()).isEqualTo(SYNC_SMS_DESCRIPTION);
-        assertThat(metadata.getSyncSmsTitle()).isEqualTo(SYNC_SMS_TITLE);
         assertThat(metadata.getTriggerDistance()).isWithin(DELTA).of(TRIGGER_DISTANCE);
         assertThat(metadata.getTrueWirelessImageUrlCase()).isEqualTo(TRUE_WIRELESS_IMAGE_URL_CASE);
         assertThat(metadata.getTrueWirelessImageUrlLeftBud())
@@ -171,19 +159,13 @@
     /* Generates FastPairDeviceMetadata. */
     private static FastPairDeviceMetadata genFastPairDeviceMetadata() {
         FastPairDeviceMetadata.Builder builder = new FastPairDeviceMetadata.Builder();
-        builder.setAssistantSetupHalfSheet(ASSISTANT_SETUP_HALFSHEET);
-        builder.setAssistantSetupNotification(ASSISTANT_SETUP_NOTIFICATION);
         builder.setBleTxPower(BLE_TX_POWER);
-        builder.setConfirmPinDescription(CONFIRM_PIN_DESCRIPTION);
-        builder.setConfirmPinTitle(CONFIRM_PIN_TITLE);
         builder.setConnectSuccessCompanionAppInstalled(CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         builder.setConnectSuccessCompanionAppNotInstalled(
                 CONNECT_SUCCESS_COMPANION_APP_NOT_INSTALLED);
         builder.setDeviceType(DEVICE_TYPE);
         builder.setDownloadCompanionAppDescription(DOWNLOAD_COMPANION_APP_DESCRIPTION);
         builder.setFailConnectGoToSettingsDescription(FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        builder.setFastPairTvConnectDeviceNoAccountDescription(
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
         builder.setImage(IMAGE);
         builder.setImageUrl(IMAGE_URL);
         builder.setInitialNotificationDescription(INITIAL_NOTIFICATION_DESCRIPTION);
@@ -191,15 +173,10 @@
                 INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT);
         builder.setInitialPairingDescription(INITIAL_PAIRING_DESCRIPTION);
         builder.setIntentUri(INTENT_URI);
-        builder.setLocale(LOCALE);
         builder.setName(NAME);
         builder.setOpenCompanionAppDescription(OPEN_COMPANION_APP_DESCRIPTION);
         builder.setRetroactivePairingDescription(RETRO_ACTIVE_PAIRING_DESCRIPTION);
         builder.setSubsequentPairingDescription(SUBSEQUENT_PAIRING_DESCRIPTION);
-        builder.setSyncContactsDescription(SYNC_CONTACT_DESCRPTION);
-        builder.setSyncContactsTitle(SYNC_CONTACTS_TITLE);
-        builder.setSyncSmsDescription(SYNC_SMS_DESCRIPTION);
-        builder.setSyncSmsTitle(SYNC_SMS_TITLE);
         builder.setTriggerDistance(TRIGGER_DISTANCE);
         builder.setTrueWirelessImageUrlCase(TRUE_WIRELESS_IMAGE_URL_CASE);
         builder.setTrueWirelessImageUrlLeftBud(TRUE_WIRELESS_IMAGE_URL_LEFT_BUD);
diff --git a/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairDataProviderServiceTest.java b/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairDataProviderServiceTest.java
index 171b6e8..160da56 100644
--- a/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairDataProviderServiceTest.java
+++ b/nearby/tests/cts/fastpair/src/android/nearby/cts/FastPairDataProviderServiceTest.java
@@ -577,7 +577,6 @@
                 new FastPairManageAccountDeviceRequestParcel();
         requestParcel.account = MANAGE_ACCOUNT;
         requestParcel.requestType = MANAGE_ACCOUNT_REQUEST_TYPE;
-        requestParcel.bleAddress = BLE_ADDRESS;
         requestParcel.accountKeyDeviceMetadata =
                 genHappyPathFastPairAccountkeyDeviceMetadataParcel();
 
@@ -628,24 +627,15 @@
         builder.setActionUrl(ACTION_URL);
         builder.setActionUrlType(ACTION_URL_TYPE);
         builder.setAppName(APP_NAME);
-        builder.setAttachmentType(ATTACHMENT_TYPE);
         builder.setAuthenticationPublicKeySecp256r1(AUTHENTICATION_PUBLIC_KEY_SEC_P256R1);
-        builder.setBleRecordBytes(BLE_RECORD_BYTES);
-        builder.setDebugCategory(DEBUG_CATEGORY);
-        builder.setDebugMessage(DEBUG_MESSAGE);
         builder.setDescription(DESCRIPTION);
         builder.setDeviceName(DEVICE_NAME);
         builder.setDisplayUrl(DISPLAY_URL);
-        builder.setEntityId(ENTITY_ID);
-        builder.setFeatureGraphicUrl(FEATURE_GRAPHIC_URL);
         builder.setFirstObservationTimestampMillis(FIRST_OBSERVATION_TIMESTAMP_MILLIS);
-        builder.setGroupId(GROUP_ID);
         builder.setIconFfeUrl(ICON_FIFE_URL);
         builder.setIconPng(ICON_PNG);
         builder.setId(ID);
         builder.setLastObservationTimestampMillis(LAST_OBSERVATION_TIMESTAMP_MILLIS);
-        builder.setLastUserExperience(LAST_USER_EXPERIENCE);
-        builder.setLostMillis(LOST_MILLIS);
         builder.setMacAddress(MAC_ADDRESS);
         builder.setPackageName(PACKAGE_NAME);
         builder.setPendingAppInstallTimestampMillis(PENDING_APP_INSTALL_TIMESTAMP_MILLIS);
@@ -654,7 +644,6 @@
         builder.setTitle(TITLE);
         builder.setTriggerId(TRIGGER_ID);
         builder.setTxPower(TX_POWER);
-        builder.setType(TYPE);
 
         return builder.build();
     }
@@ -666,24 +655,15 @@
         parcel.actionUrl = ACTION_URL;
         parcel.actionUrlType = ACTION_URL_TYPE;
         parcel.appName = APP_NAME;
-        parcel.attachmentType = ATTACHMENT_TYPE;
         parcel.authenticationPublicKeySecp256r1 = AUTHENTICATION_PUBLIC_KEY_SEC_P256R1;
-        parcel.bleRecordBytes = BLE_RECORD_BYTES;
-        parcel.debugCategory = DEBUG_CATEGORY;
-        parcel.debugMessage = DEBUG_MESSAGE;
         parcel.description = DESCRIPTION;
         parcel.deviceName = DEVICE_NAME;
         parcel.displayUrl = DISPLAY_URL;
-        parcel.entityId = ENTITY_ID;
-        parcel.featureGraphicUrl = FEATURE_GRAPHIC_URL;
         parcel.firstObservationTimestampMillis = FIRST_OBSERVATION_TIMESTAMP_MILLIS;
-        parcel.groupId = GROUP_ID;
         parcel.iconFifeUrl = ICON_FIFE_URL;
         parcel.iconPng = ICON_PNG;
         parcel.id = ID;
         parcel.lastObservationTimestampMillis = LAST_OBSERVATION_TIMESTAMP_MILLIS;
-        parcel.lastUserExperience = LAST_USER_EXPERIENCE;
-        parcel.lostMillis = LOST_MILLIS;
         parcel.macAddress = MAC_ADDRESS;
         parcel.packageName = PACKAGE_NAME;
         parcel.pendingAppInstallTimestampMillis = PENDING_APP_INSTALL_TIMESTAMP_MILLIS;
@@ -692,7 +672,6 @@
         parcel.title = TITLE;
         parcel.triggerId = TRIGGER_ID;
         parcel.txPower = TX_POWER;
-        parcel.type = TYPE;
 
         return parcel;
     }
@@ -700,19 +679,13 @@
     /* Generates Happy Path DeviceMetadata. */
     private static FastPairDeviceMetadata genHappyPathFastPairDeviceMetadata() {
         FastPairDeviceMetadata.Builder builder = new FastPairDeviceMetadata.Builder();
-        builder.setAssistantSetupHalfSheet(ASSISTANT_SETUP_HALFSHEET);
-        builder.setAssistantSetupNotification(ASSISTANT_SETUP_NOTIFICATION);
         builder.setBleTxPower(BLE_TX_POWER);
-        builder.setConfirmPinDescription(CONFIRM_PIN_DESCRIPTION);
-        builder.setConfirmPinTitle(CONFIRM_PIN_TITLE);
         builder.setConnectSuccessCompanionAppInstalled(CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         builder.setConnectSuccessCompanionAppNotInstalled(
                 CONNECT_SUCCESS_COMPANION_APP_NOT_INSTALLED);
         builder.setDeviceType(DEVICE_TYPE);
         builder.setDownloadCompanionAppDescription(DOWNLOAD_COMPANION_APP_DESCRIPTION);
         builder.setFailConnectGoToSettingsDescription(FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        builder.setFastPairTvConnectDeviceNoAccountDescription(
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
         builder.setImage(IMAGE);
         builder.setImageUrl(IMAGE_URL);
         builder.setInitialNotificationDescription(INITIAL_NOTIFICATION_DESCRIPTION);
@@ -720,15 +693,10 @@
                 INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT);
         builder.setInitialPairingDescription(INITIAL_PAIRING_DESCRIPTION);
         builder.setIntentUri(INTENT_URI);
-        builder.setLocale(LOCALE);
         builder.setName(NAME);
         builder.setOpenCompanionAppDescription(OPEN_COMPANION_APP_DESCRIPTION);
         builder.setRetroactivePairingDescription(RETRO_ACTIVE_PAIRING_DESCRIPTION);
         builder.setSubsequentPairingDescription(SUBSEQUENT_PAIRING_DESCRIPTION);
-        builder.setSyncContactsDescription(SYNC_CONTACT_DESCRPTION);
-        builder.setSyncContactsTitle(SYNC_CONTACTS_TITLE);
-        builder.setSyncSmsDescription(SYNC_SMS_DESCRIPTION);
-        builder.setSyncSmsTitle(SYNC_SMS_TITLE);
         builder.setTriggerDistance(TRIGGER_DISTANCE);
         builder.setTrueWirelessImageUrlCase(TRUE_WIRELESS_IMAGE_URL_CASE);
         builder.setTrueWirelessImageUrlLeftBud(TRUE_WIRELESS_IMAGE_URL_LEFT_BUD);
@@ -745,19 +713,13 @@
     private static FastPairDeviceMetadataParcel genHappyPathFastPairDeviceMetadataParcel() {
         FastPairDeviceMetadataParcel parcel = new FastPairDeviceMetadataParcel();
 
-        parcel.assistantSetupHalfSheet = ASSISTANT_SETUP_HALFSHEET;
-        parcel.assistantSetupNotification = ASSISTANT_SETUP_NOTIFICATION;
         parcel.bleTxPower = BLE_TX_POWER;
-        parcel.confirmPinDescription = CONFIRM_PIN_DESCRIPTION;
-        parcel.confirmPinTitle = CONFIRM_PIN_TITLE;
         parcel.connectSuccessCompanionAppInstalled = CONNECT_SUCCESS_COMPANION_APP_INSTALLED;
         parcel.connectSuccessCompanionAppNotInstalled =
                 CONNECT_SUCCESS_COMPANION_APP_NOT_INSTALLED;
         parcel.deviceType = DEVICE_TYPE;
         parcel.downloadCompanionAppDescription = DOWNLOAD_COMPANION_APP_DESCRIPTION;
         parcel.failConnectGoToSettingsDescription = FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION;
-        parcel.fastPairTvConnectDeviceNoAccountDescription =
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION;
         parcel.image = IMAGE;
         parcel.imageUrl = IMAGE_URL;
         parcel.initialNotificationDescription = INITIAL_NOTIFICATION_DESCRIPTION;
@@ -765,15 +727,10 @@
                 INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT;
         parcel.initialPairingDescription = INITIAL_PAIRING_DESCRIPTION;
         parcel.intentUri = INTENT_URI;
-        parcel.locale = LOCALE;
         parcel.name = NAME;
         parcel.openCompanionAppDescription = OPEN_COMPANION_APP_DESCRIPTION;
         parcel.retroactivePairingDescription = RETRO_ACTIVE_PAIRING_DESCRIPTION;
         parcel.subsequentPairingDescription = SUBSEQUENT_PAIRING_DESCRIPTION;
-        parcel.syncContactsDescription = SYNC_CONTACT_DESCRPTION;
-        parcel.syncContactsTitle = SYNC_CONTACTS_TITLE;
-        parcel.syncSmsDescription = SYNC_SMS_DESCRIPTION;
-        parcel.syncSmsTitle = SYNC_SMS_TITLE;
         parcel.triggerDistance = TRIGGER_DISTANCE;
         parcel.trueWirelessImageUrlCase = TRUE_WIRELESS_IMAGE_URL_CASE;
         parcel.trueWirelessImageUrlLeftBud = TRUE_WIRELESS_IMAGE_URL_LEFT_BUD;
@@ -830,7 +787,6 @@
             FastPairDataProviderService.FastPairManageAccountDeviceRequest request) {
         assertThat(request.getAccount()).isEqualTo(MANAGE_ACCOUNT);
         assertThat(request.getRequestType()).isEqualTo(MANAGE_ACCOUNT_REQUEST_TYPE);
-        assertThat(request.getBleAddress()).isEqualTo(BLE_ADDRESS);
         ensureHappyPathAsExpected(request.getAccountKeyDeviceMetadata());
     }
 
@@ -876,15 +832,8 @@
     /* Verifies Happy Path DeviceMetadataParcel. */
     private static void ensureHappyPathAsExpected(FastPairDeviceMetadataParcel metadataParcel) {
         assertThat(metadataParcel).isNotNull();
-
-        assertThat(metadataParcel.assistantSetupHalfSheet).isEqualTo(ASSISTANT_SETUP_HALFSHEET);
-        assertThat(metadataParcel.assistantSetupNotification).isEqualTo(
-                ASSISTANT_SETUP_NOTIFICATION);
-
         assertThat(metadataParcel.bleTxPower).isEqualTo(BLE_TX_POWER);
 
-        assertThat(metadataParcel.confirmPinDescription).isEqualTo(CONFIRM_PIN_DESCRIPTION);
-        assertThat(metadataParcel.confirmPinTitle).isEqualTo(CONFIRM_PIN_TITLE);
         assertThat(metadataParcel.connectSuccessCompanionAppInstalled).isEqualTo(
                 CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         assertThat(metadataParcel.connectSuccessCompanionAppNotInstalled).isEqualTo(
@@ -896,8 +845,6 @@
 
         assertThat(metadataParcel.failConnectGoToSettingsDescription).isEqualTo(
                 FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        assertThat(metadataParcel.fastPairTvConnectDeviceNoAccountDescription).isEqualTo(
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
 
         assertThat(metadataParcel.image).isEqualTo(IMAGE);
         assertThat(metadataParcel.imageUrl).isEqualTo(IMAGE_URL);
@@ -908,7 +855,6 @@
         assertThat(metadataParcel.initialPairingDescription).isEqualTo(INITIAL_PAIRING_DESCRIPTION);
         assertThat(metadataParcel.intentUri).isEqualTo(INTENT_URI);
 
-        assertThat(metadataParcel.locale).isEqualTo(LOCALE);
         assertThat(metadataParcel.name).isEqualTo(NAME);
 
         assertThat(metadataParcel.openCompanionAppDescription).isEqualTo(
@@ -919,10 +865,6 @@
 
         assertThat(metadataParcel.subsequentPairingDescription).isEqualTo(
                 SUBSEQUENT_PAIRING_DESCRIPTION);
-        assertThat(metadataParcel.syncContactsDescription).isEqualTo(SYNC_CONTACT_DESCRPTION);
-        assertThat(metadataParcel.syncContactsTitle).isEqualTo(SYNC_CONTACTS_TITLE);
-        assertThat(metadataParcel.syncSmsDescription).isEqualTo(SYNC_SMS_DESCRIPTION);
-        assertThat(metadataParcel.syncSmsTitle).isEqualTo(SYNC_SMS_TITLE);
 
         assertThat(metadataParcel.triggerDistance).isWithin(DELTA).of(TRIGGER_DISTANCE);
         assertThat(metadataParcel.trueWirelessImageUrlCase).isEqualTo(TRUE_WIRELESS_IMAGE_URL_CASE);
@@ -943,12 +885,7 @@
 
     /* Verifies Happy Path DeviceMetadata. */
     private static void ensureHappyPathAsExpected(FastPairDeviceMetadata metadata) {
-        assertThat(metadata.getAssistantSetupHalfSheet()).isEqualTo(ASSISTANT_SETUP_HALFSHEET);
-        assertThat(metadata.getAssistantSetupNotification())
-                .isEqualTo(ASSISTANT_SETUP_NOTIFICATION);
         assertThat(metadata.getBleTxPower()).isEqualTo(BLE_TX_POWER);
-        assertThat(metadata.getConfirmPinDescription()).isEqualTo(CONFIRM_PIN_DESCRIPTION);
-        assertThat(metadata.getConfirmPinTitle()).isEqualTo(CONFIRM_PIN_TITLE);
         assertThat(metadata.getConnectSuccessCompanionAppInstalled())
                 .isEqualTo(CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         assertThat(metadata.getConnectSuccessCompanionAppNotInstalled())
@@ -958,8 +895,6 @@
                 .isEqualTo(DOWNLOAD_COMPANION_APP_DESCRIPTION);
         assertThat(metadata.getFailConnectGoToSettingsDescription())
                 .isEqualTo(FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        assertThat(metadata.getFastPairTvConnectDeviceNoAccountDescription())
-                .isEqualTo(FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
         assertThat(metadata.getImage()).isEqualTo(IMAGE);
         assertThat(metadata.getImageUrl()).isEqualTo(IMAGE_URL);
         assertThat(metadata.getInitialNotificationDescription())
@@ -968,7 +903,6 @@
                 .isEqualTo(INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT);
         assertThat(metadata.getInitialPairingDescription()).isEqualTo(INITIAL_PAIRING_DESCRIPTION);
         assertThat(metadata.getIntentUri()).isEqualTo(INTENT_URI);
-        assertThat(metadata.getLocale()).isEqualTo(LOCALE);
         assertThat(metadata.getName()).isEqualTo(NAME);
         assertThat(metadata.getOpenCompanionAppDescription())
                 .isEqualTo(OPEN_COMPANION_APP_DESCRIPTION);
@@ -976,10 +910,6 @@
                 .isEqualTo(RETRO_ACTIVE_PAIRING_DESCRIPTION);
         assertThat(metadata.getSubsequentPairingDescription())
                 .isEqualTo(SUBSEQUENT_PAIRING_DESCRIPTION);
-        assertThat(metadata.getSyncContactsDescription()).isEqualTo(SYNC_CONTACT_DESCRPTION);
-        assertThat(metadata.getSyncContactsTitle()).isEqualTo(SYNC_CONTACTS_TITLE);
-        assertThat(metadata.getSyncSmsDescription()).isEqualTo(SYNC_SMS_DESCRIPTION);
-        assertThat(metadata.getSyncSmsTitle()).isEqualTo(SYNC_SMS_TITLE);
         assertThat(metadata.getTriggerDistance()).isWithin(DELTA).of(TRIGGER_DISTANCE);
         assertThat(metadata.getTrueWirelessImageUrlCase()).isEqualTo(TRUE_WIRELESS_IMAGE_URL_CASE);
         assertThat(metadata.getTrueWirelessImageUrlLeftBud())
@@ -1000,27 +930,18 @@
         assertThat(itemParcel.actionUrl).isEqualTo(ACTION_URL);
         assertThat(itemParcel.actionUrlType).isEqualTo(ACTION_URL_TYPE);
         assertThat(itemParcel.appName).isEqualTo(APP_NAME);
-        assertThat(itemParcel.attachmentType).isEqualTo(ATTACHMENT_TYPE);
         assertThat(itemParcel.authenticationPublicKeySecp256r1)
                 .isEqualTo(AUTHENTICATION_PUBLIC_KEY_SEC_P256R1);
-        assertThat(itemParcel.bleRecordBytes).isEqualTo(BLE_RECORD_BYTES);
-        assertThat(itemParcel.debugCategory).isEqualTo(DEBUG_CATEGORY);
-        assertThat(itemParcel.debugMessage).isEqualTo(DEBUG_MESSAGE);
         assertThat(itemParcel.description).isEqualTo(DESCRIPTION);
         assertThat(itemParcel.deviceName).isEqualTo(DEVICE_NAME);
         assertThat(itemParcel.displayUrl).isEqualTo(DISPLAY_URL);
-        assertThat(itemParcel.entityId).isEqualTo(ENTITY_ID);
-        assertThat(itemParcel.featureGraphicUrl).isEqualTo(FEATURE_GRAPHIC_URL);
         assertThat(itemParcel.firstObservationTimestampMillis)
                 .isEqualTo(FIRST_OBSERVATION_TIMESTAMP_MILLIS);
-        assertThat(itemParcel.groupId).isEqualTo(GROUP_ID);
         assertThat(itemParcel.iconFifeUrl).isEqualTo(ICON_FIFE_URL);
         assertThat(itemParcel.iconPng).isEqualTo(ICON_PNG);
         assertThat(itemParcel.id).isEqualTo(ID);
         assertThat(itemParcel.lastObservationTimestampMillis)
                 .isEqualTo(LAST_OBSERVATION_TIMESTAMP_MILLIS);
-        assertThat(itemParcel.lastUserExperience).isEqualTo(LAST_USER_EXPERIENCE);
-        assertThat(itemParcel.lostMillis).isEqualTo(LOST_MILLIS);
         assertThat(itemParcel.macAddress).isEqualTo(MAC_ADDRESS);
         assertThat(itemParcel.packageName).isEqualTo(PACKAGE_NAME);
         assertThat(itemParcel.pendingAppInstallTimestampMillis)
@@ -1030,7 +951,6 @@
         assertThat(itemParcel.title).isEqualTo(TITLE);
         assertThat(itemParcel.triggerId).isEqualTo(TRIGGER_ID);
         assertThat(itemParcel.txPower).isEqualTo(TX_POWER);
-        assertThat(itemParcel.type).isEqualTo(TYPE);
     }
 
     /* Verifies Happy Path FastPairDiscoveryItem. */
@@ -1038,27 +958,18 @@
         assertThat(item.getActionUrl()).isEqualTo(ACTION_URL);
         assertThat(item.getActionUrlType()).isEqualTo(ACTION_URL_TYPE);
         assertThat(item.getAppName()).isEqualTo(APP_NAME);
-        assertThat(item.getAttachmentType()).isEqualTo(ATTACHMENT_TYPE);
         assertThat(item.getAuthenticationPublicKeySecp256r1())
                 .isEqualTo(AUTHENTICATION_PUBLIC_KEY_SEC_P256R1);
-        assertThat(item.getBleRecordBytes()).isEqualTo(BLE_RECORD_BYTES);
-        assertThat(item.getDebugCategory()).isEqualTo(DEBUG_CATEGORY);
-        assertThat(item.getDebugMessage()).isEqualTo(DEBUG_MESSAGE);
         assertThat(item.getDescription()).isEqualTo(DESCRIPTION);
         assertThat(item.getDeviceName()).isEqualTo(DEVICE_NAME);
         assertThat(item.getDisplayUrl()).isEqualTo(DISPLAY_URL);
-        assertThat(item.getEntityId()).isEqualTo(ENTITY_ID);
-        assertThat(item.getFeatureGraphicUrl()).isEqualTo(FEATURE_GRAPHIC_URL);
         assertThat(item.getFirstObservationTimestampMillis())
                 .isEqualTo(FIRST_OBSERVATION_TIMESTAMP_MILLIS);
-        assertThat(item.getGroupId()).isEqualTo(GROUP_ID);
         assertThat(item.getIconFfeUrl()).isEqualTo(ICON_FIFE_URL);
         assertThat(item.getIconPng()).isEqualTo(ICON_PNG);
         assertThat(item.getId()).isEqualTo(ID);
         assertThat(item.getLastObservationTimestampMillis())
                 .isEqualTo(LAST_OBSERVATION_TIMESTAMP_MILLIS);
-        assertThat(item.getLastUserExperience()).isEqualTo(LAST_USER_EXPERIENCE);
-        assertThat(item.getLostMillis()).isEqualTo(LOST_MILLIS);
         assertThat(item.getMacAddress()).isEqualTo(MAC_ADDRESS);
         assertThat(item.getPackageName()).isEqualTo(PACKAGE_NAME);
         assertThat(item.getPendingAppInstallTimestampMillis())
@@ -1068,7 +979,6 @@
         assertThat(item.getTitle()).isEqualTo(TITLE);
         assertThat(item.getTriggerId()).isEqualTo(TRIGGER_ID);
         assertThat(item.getTxPower()).isEqualTo(TX_POWER);
-        assertThat(item.getType()).isEqualTo(TYPE);
     }
 
     /* Verifies Happy Path EligibleAccountParcel[]. */
diff --git a/nearby/tests/cts/fastpair/src/android/nearby/cts/ScanRequestTest.java b/nearby/tests/cts/fastpair/src/android/nearby/cts/ScanRequestTest.java
index 019f8ec..3a73b9f 100644
--- a/nearby/tests/cts/fastpair/src/android/nearby/cts/ScanRequestTest.java
+++ b/nearby/tests/cts/fastpair/src/android/nearby/cts/ScanRequestTest.java
@@ -21,10 +21,8 @@
 import static android.nearby.ScanRequest.SCAN_MODE_LOW_LATENCY;
 import static android.nearby.ScanRequest.SCAN_MODE_LOW_POWER;
 import static android.nearby.ScanRequest.SCAN_MODE_NO_POWER;
-import static android.nearby.ScanRequest.SCAN_TYPE_EXPOSURE_NOTIFICATION;
 import static android.nearby.ScanRequest.SCAN_TYPE_FAST_PAIR;
 import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_PRESENCE;
-import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_SHARE;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -80,7 +78,7 @@
     @SdkSuppress(minSdkVersion = 32, codeName = "T")
     public void testSetWorkSource_nullValue() {
         ScanRequest request = new ScanRequest.Builder()
-                .setScanType(SCAN_TYPE_EXPOSURE_NOTIFICATION)
+                .setScanType(SCAN_TYPE_FAST_PAIR)
                 .setWorkSource(null)
                 .build();
 
@@ -94,14 +92,14 @@
     public void testToString() {
         WorkSource workSource = getWorkSource();
         ScanRequest request = new ScanRequest.Builder()
-                .setScanType(SCAN_TYPE_NEARBY_SHARE)
+                .setScanType(SCAN_TYPE_FAST_PAIR)
                 .setScanMode(SCAN_MODE_BALANCED)
                 .setBleEnabled(true)
                 .setWorkSource(workSource)
                 .build();
 
         assertThat(request.toString()).isEqualTo(
-                "Request[scanType=2, scanMode=SCAN_MODE_BALANCED, "
+                "Request[scanType=1, scanMode=SCAN_MODE_BALANCED, "
                         + "enableBle=true, workSource=WorkSource{" + UID + " " + APP_NAME
                         + "}, scanFilters=[]]");
     }
@@ -132,9 +130,7 @@
     @SdkSuppress(minSdkVersion = 32, codeName = "T")
     public void test_isValidScanType() {
         assertThat(ScanRequest.isValidScanType(SCAN_TYPE_FAST_PAIR)).isTrue();
-        assertThat(ScanRequest.isValidScanType(SCAN_TYPE_NEARBY_SHARE)).isTrue();
         assertThat(ScanRequest.isValidScanType(SCAN_TYPE_NEARBY_PRESENCE)).isTrue();
-        assertThat(ScanRequest.isValidScanType(SCAN_TYPE_EXPOSURE_NOTIFICATION)).isTrue();
 
         assertThat(ScanRequest.isValidScanType(0)).isFalse();
         assertThat(ScanRequest.isValidScanType(5)).isFalse();
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/FastPairProviderSimulatorSnippet.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/FastPairProviderSimulatorSnippet.kt
index 4a8a772..922e950 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/FastPairProviderSimulatorSnippet.kt
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/FastPairProviderSimulatorSnippet.kt
@@ -70,4 +70,10 @@
     fun getBluetoothLeAddress(): String {
         return fastPairProviderSimulatorController.getProviderSimulatorBleAddress()
     }
+
+    /** Gets the latest account key received on the Fast Pair provider simulator */
+    @Rpc(description = "Gets the latest account key received on the Fast Pair provider simulator.")
+    fun getLatestReceivedAccountKey(): String? {
+        return fastPairProviderSimulatorController.getLatestReceivedAccountKey()
+    }
 }
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/controller/FastPairProviderSimulatorController.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/controller/FastPairProviderSimulatorController.kt
index 2ab6dbd..a2d2659 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/controller/FastPairProviderSimulatorController.kt
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/provider/controller/FastPairProviderSimulatorController.kt
@@ -21,7 +21,7 @@
 import android.nearby.fastpair.provider.FastPairSimulator
 import android.nearby.fastpair.provider.bluetooth.BluetoothController
 import com.google.android.mobly.snippet.util.Log
-import com.google.common.io.BaseEncoding
+import com.google.common.io.BaseEncoding.base64
 
 class FastPairProviderSimulatorController(private val context: Context) :
     FastPairSimulator.AdvertisingChangedCallback, BluetoothController.EventListener {
@@ -50,7 +50,7 @@
     ) {
         eventListener = listener
 
-        val antiSpoofingKey = BaseEncoding.base64().decode(antiSpoofingKeyString)
+        val antiSpoofingKey = base64().decode(antiSpoofingKeyString)
         simulator = FastPairSimulator(
             context, FastPairSimulator.Options.builder(modelId)
                 .setAdvertisingModelId(modelId)
@@ -68,6 +68,9 @@
 
     fun getProviderSimulatorBleAddress() = simulator!!.bleAddress!!
 
+    fun getLatestReceivedAccountKey() =
+        simulator!!.accountKey?.let { base64().encode(it.toByteArray()) }
+
     /**
      * Called when we change our BLE advertisement.
      *
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt
index 65856d8..fd4f4b4 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/FastPairSeekerSnippet.kt
@@ -23,9 +23,11 @@
 import android.nearby.ScanRequest
 import android.nearby.fastpair.seeker.FAKE_TEST_ACCOUNT_NAME
 import android.nearby.multidevices.fastpair.seeker.data.FastPairTestDataManager
+import android.nearby.multidevices.fastpair.seeker.events.PairingCallbackEvents
 import android.nearby.multidevices.fastpair.seeker.events.ScanCallbackEvents
 import android.nearby.multidevices.fastpair.seeker.ui.CheckNearbyHalfSheetUiTest
 import android.nearby.multidevices.fastpair.seeker.ui.DismissNearbyHalfSheetUiTest
+import android.nearby.multidevices.fastpair.seeker.ui.PairByNearbyHalfSheetUiTest
 import androidx.test.core.app.ApplicationProvider
 import com.google.android.mobly.snippet.Snippet
 import com.google.android.mobly.snippet.rpc.AsyncRpc
@@ -114,7 +116,7 @@
     @Rpc(description = "Puts an array of FastPairAccountKeyDeviceMetadata into test data cache.")
     fun putAccountKeyDeviceMetadata(json: String) {
         Log.i("Puts an array of FastPairAccountKeyDeviceMetadata into test data cache.")
-        fastPairTestDataManager.sendAccountKeyDeviceMetadata(json)
+        fastPairTestDataManager.sendAccountKeyDeviceMetadataJsonArray(json)
     }
 
     /** Dumps all FastPairAccountKeyDeviceMetadata from the test data cache. */
@@ -142,11 +144,25 @@
         DismissNearbyHalfSheetUiTest().dismissHalfSheet()
     }
 
+    /** Starts pairing by interacting with half sheet UI.
+     *
+     * @param callbackId the callback ID corresponding to the
+     * {@link FastPairSeekerSnippet#startPairing} call that started the pairing.
+     */
+    @AsyncRpc(description = "Starts pairing by interacting with half sheet UI.")
+    fun startPairing(callbackId: String) {
+        Log.i("Starts pairing by interacting with half sheet UI.")
+
+        PairByNearbyHalfSheetUiTest().clickConnectButton()
+        fastPairTestDataManager.registerDataReceiveListener(PairingCallbackEvents(callbackId))
+    }
+
     /** Invokes when the snippet runner shutting down. */
     override fun shutdown() {
         super.shutdown()
 
         Log.i("Resets the Fast Pair test data cache.")
+        fastPairTestDataManager.unregisterDataReceiveListener()
         fastPairTestDataManager.sendResetCache()
     }
 }
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt
index 291aad8..239ac61 100644
--- a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/data/FastPairTestDataManager.kt
@@ -19,12 +19,20 @@
 import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
-import android.nearby.fastpair.seeker.*
+import android.content.IntentFilter
+import android.nearby.fastpair.seeker.ACTION_RESET_TEST_DATA_CACHE
+import android.nearby.fastpair.seeker.ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA
+import android.nearby.fastpair.seeker.ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA
+import android.nearby.fastpair.seeker.ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA
+import android.nearby.fastpair.seeker.DATA_JSON_STRING_KEY
+import android.nearby.fastpair.seeker.DATA_MODEL_ID_STRING_KEY
+import android.nearby.fastpair.seeker.FastPairTestDataCache
 import android.util.Log
 
 /** Manage local FastPairTestDataCache and send to/sync from the remote cache in data provider. */
 class FastPairTestDataManager(private val context: Context) : BroadcastReceiver() {
     val testDataCache = FastPairTestDataCache()
+    var listener: EventListener? = null
 
     /** Puts a model id to FastPairAntispoofKeyDeviceMetadata pair into local and remote cache.
      *
@@ -41,17 +49,17 @@
         testDataCache.putAntispoofKeyDeviceMetadata(modelId, json)
     }
 
-    /** Puts account key device metadata to local and remote cache.
+    /** Puts account key device metadata array to local and remote cache.
      *
      * @param json a string of FastPairAccountKeyDeviceMetadata JSON array.
      */
-    fun sendAccountKeyDeviceMetadata(json: String) {
+    fun sendAccountKeyDeviceMetadataJsonArray(json: String) {
         Intent().also { intent ->
             intent.action = ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA
             intent.putExtra(DATA_JSON_STRING_KEY, json)
             context.sendBroadcast(intent)
         }
-        testDataCache.putAccountKeyDeviceMetadata(json)
+        testDataCache.putAccountKeyDeviceMetadataJsonArray(json)
     }
 
     /** Clears local and remote cache. */
@@ -73,12 +81,33 @@
             ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA -> {
                 Log.d(TAG, "ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA received!")
                 val json = intent.getStringExtra(DATA_JSON_STRING_KEY)!!
-                testDataCache.putAccountKeyDeviceMetadata(json)
+                testDataCache.putAccountKeyDeviceMetadataJsonObject(json)
+                listener?.onManageFastPairAccountDevice(json)
             }
             else -> Log.d(TAG, "Unknown action received!")
         }
     }
 
+    fun registerDataReceiveListener(listener: EventListener) {
+        this.listener = listener
+        val bondStateFilter = IntentFilter(ACTION_WRITE_ACCOUNT_KEY_DEVICE_METADATA)
+        context.registerReceiver(this, bondStateFilter)
+    }
+
+    fun unregisterDataReceiveListener() {
+        this.listener = null
+        context.unregisterReceiver(this)
+    }
+
+    /** Interface for listening the data receive from the remote cache in data provider. */
+    interface EventListener {
+        /** Reports a FastPairAccountKeyDeviceMetadata write into the cache.
+         *
+         * @param json the FastPairAccountKeyDeviceMetadata as JSON object string.
+         */
+        fun onManageFastPairAccountDevice(json: String)
+    }
+
     companion object {
         private const val TAG = "FastPairTestDataManager"
     }
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/events/PairingCallbackEvents.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/events/PairingCallbackEvents.kt
new file mode 100644
index 0000000..19de1d9
--- /dev/null
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/events/PairingCallbackEvents.kt
@@ -0,0 +1,35 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nearby.multidevices.fastpair.seeker.events
+
+import android.nearby.multidevices.fastpair.seeker.data.FastPairTestDataManager
+import com.google.android.mobly.snippet.util.postSnippetEvent
+
+/** The Mobly snippet events to report to the Python side. */
+class PairingCallbackEvents(private val callbackId: String) :
+    FastPairTestDataManager.EventListener {
+
+    /** Reports a FastPairAccountKeyDeviceMetadata write into the cache.
+     *
+     * @param json the FastPairAccountKeyDeviceMetadata as JSON object string.
+     */
+    override fun onManageFastPairAccountDevice(json: String) {
+        postSnippetEvent(callbackId, "onManageAccountDevice") {
+            putString("accountDeviceJsonString", json)
+        }
+    }
+}
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/ui/PairByNearbyHalfSheetUiTest.kt b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/ui/PairByNearbyHalfSheetUiTest.kt
new file mode 100644
index 0000000..9028668
--- /dev/null
+++ b/nearby/tests/multidevices/clients/src/android/nearby/multidevices/fastpair/seeker/ui/PairByNearbyHalfSheetUiTest.kt
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.nearby.multidevices.fastpair.seeker.ui
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import androidx.test.uiautomator.Until
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/** An instrumented test to start pairing by interacting with Nearby half sheet UI.
+ *
+ * To run this test directly:
+ * am instrument -w -r \
+ * -e class android.nearby.multidevices.fastpair.seeker.ui.PairByNearbyHalfSheetUiTest \
+ * android.nearby.multidevices/androidx.test.runner.AndroidJUnitRunner
+ */
+@RunWith(AndroidJUnit4::class)
+class PairByNearbyHalfSheetUiTest {
+    private val device = UiDevice.getInstance(InstrumentationRegistry.getInstrumentation())
+
+    @Test
+    fun clickConnectButton() {
+        val connectButton = NearbyHalfSheetUiMap.DevicePairingFragment.connectButton
+        device.findObject(connectButton).click()
+        device.wait(Until.gone(connectButton), CONNECT_BUTTON_TIMEOUT_MILLS)
+    }
+
+    companion object {
+        const val CONNECT_BUTTON_TIMEOUT_MILLS = 3000L
+    }
+}
\ No newline at end of file
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt
index be94031..4fb8832 100644
--- a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/shared/android/nearby/fastpair/seeker/FastPairTestDataCache.kt
@@ -31,12 +31,18 @@
     private val antispoofKeyDeviceMetadataDataMap =
         mutableMapOf<String, FastPairAntispoofKeyDeviceMetadataData>()
 
-    fun putAccountKeyDeviceMetadata(json: String) {
+    fun putAccountKeyDeviceMetadataJsonArray(json: String) {
         accountKeyDeviceMetadataList +=
             gson.fromJson(json, Array<FastPairAccountKeyDeviceMetadataData>::class.java)
                 .map { it.toFastPairAccountKeyDeviceMetadata() }
     }
 
+    fun putAccountKeyDeviceMetadataJsonObject(json: String) {
+        accountKeyDeviceMetadataList +=
+            gson.fromJson(json, FastPairAccountKeyDeviceMetadataData::class.java)
+                .toFastPairAccountKeyDeviceMetadata()
+    }
+
     fun putAccountKeyDeviceMetadata(accountKeyDeviceMetadata: FastPairAccountKeyDeviceMetadata) {
         accountKeyDeviceMetadataList += accountKeyDeviceMetadata
     }
@@ -103,31 +109,21 @@
     }
 
     data class FastPairDeviceMetadataData(
-        @SerializedName("assistant_setup_half_sheet") val assistantSetupHalfSheet: String?,
-        @SerializedName("assistant_setup_notification") val assistantSetupNotification: String?,
         @SerializedName("ble_tx_power") val bleTxPower: Int,
-        @SerializedName("confirm_pin_description") val confirmPinDescription: String?,
-        @SerializedName("confirm_pin_title") val confirmPinTitle: String?,
         @SerializedName("connect_success_companion_app_installed") val compAppInstalled: String?,
         @SerializedName("connect_success_companion_app_not_installed") val comAppNotIns: String?,
         @SerializedName("device_type") val deviceType: Int,
         @SerializedName("download_companion_app_description") val downloadComApp: String?,
         @SerializedName("fail_connect_go_to_settings_description") val failConnectDes: String?,
-        @SerializedName("fast_pair_tv_connect_device_no_account_description") val accDes: String?,
         @SerializedName("image_url") val imageUrl: String?,
         @SerializedName("initial_notification_description") val initNotification: String?,
         @SerializedName("initial_notification_description_no_account") val initNoAccount: String?,
         @SerializedName("initial_pairing_description") val initialPairingDescription: String?,
         @SerializedName("intent_uri") val intentUri: String?,
-        @SerializedName("locale") val locale: String?,
         @SerializedName("name") val name: String?,
         @SerializedName("open_companion_app_description") val openCompanionAppDescription: String?,
         @SerializedName("retroactive_pairing_description") val retroactivePairingDes: String?,
         @SerializedName("subsequent_pairing_description") val subsequentPairingDescription: String?,
-        @SerializedName("sync_contacts_description") val syncContactsDescription: String?,
-        @SerializedName("sync_contacts_title") val syncContactsTitle: String?,
-        @SerializedName("sync_sms_description") val syncSmsDescription: String?,
-        @SerializedName("sync_sms_title") val syncSmsTitle: String?,
         @SerializedName("trigger_distance") val triggerDistance: Double,
         @SerializedName("case_url") val trueWirelessImageUrlCase: String?,
         @SerializedName("left_bud_url") val trueWirelessImageUrlLeftBud: String?,
@@ -138,31 +134,21 @@
         @SerializedName("wait_launch_companion_app_description") val waitLaunchCompApp: String?
     ) {
         constructor(meta: FastPairDeviceMetadata) : this(
-            assistantSetupHalfSheet = meta.assistantSetupHalfSheet,
-            assistantSetupNotification = meta.assistantSetupNotification,
             bleTxPower = meta.bleTxPower,
-            confirmPinDescription = meta.confirmPinDescription,
-            confirmPinTitle = meta.confirmPinTitle,
             compAppInstalled = meta.connectSuccessCompanionAppInstalled,
             comAppNotIns = meta.connectSuccessCompanionAppNotInstalled,
             deviceType = meta.deviceType,
             downloadComApp = meta.downloadCompanionAppDescription,
             failConnectDes = meta.failConnectGoToSettingsDescription,
-            accDes = meta.fastPairTvConnectDeviceNoAccountDescription,
             imageUrl = meta.imageUrl,
             initNotification = meta.initialNotificationDescription,
             initNoAccount = meta.initialNotificationDescriptionNoAccount,
             initialPairingDescription = meta.initialPairingDescription,
             intentUri = meta.intentUri,
-            locale = meta.locale,
             name = meta.name,
             openCompanionAppDescription = meta.openCompanionAppDescription,
             retroactivePairingDes = meta.retroactivePairingDescription,
             subsequentPairingDescription = meta.subsequentPairingDescription,
-            syncContactsDescription = meta.syncContactsDescription,
-            syncContactsTitle = meta.syncContactsTitle,
-            syncSmsDescription = meta.syncSmsDescription,
-            syncSmsTitle = meta.syncSmsTitle,
             triggerDistance = meta.triggerDistance.toDouble(),
             trueWirelessImageUrlCase = meta.trueWirelessImageUrlCase,
             trueWirelessImageUrlLeftBud = meta.trueWirelessImageUrlLeftBud,
@@ -175,31 +161,21 @@
 
         fun toFastPairDeviceMetadata(): FastPairDeviceMetadata {
             return FastPairDeviceMetadata.Builder()
-                .setAssistantSetupHalfSheet(assistantSetupHalfSheet)
-                .setAssistantSetupNotification(assistantSetupNotification)
                 .setBleTxPower(bleTxPower)
-                .setConfirmPinDescription(confirmPinDescription)
-                .setConfirmPinTitle(confirmPinTitle)
                 .setConnectSuccessCompanionAppInstalled(compAppInstalled)
                 .setConnectSuccessCompanionAppNotInstalled(comAppNotIns)
                 .setDeviceType(deviceType)
                 .setDownloadCompanionAppDescription(downloadComApp)
                 .setFailConnectGoToSettingsDescription(failConnectDes)
-                .setFastPairTvConnectDeviceNoAccountDescription(accDes)
                 .setImageUrl(imageUrl)
                 .setInitialNotificationDescription(initNotification)
                 .setInitialNotificationDescriptionNoAccount(initNoAccount)
                 .setInitialPairingDescription(initialPairingDescription)
                 .setIntentUri(intentUri)
-                .setLocale(locale)
                 .setName(name)
                 .setOpenCompanionAppDescription(openCompanionAppDescription)
                 .setRetroactivePairingDescription(retroactivePairingDes)
                 .setSubsequentPairingDescription(subsequentPairingDescription)
-                .setSyncContactsDescription(syncContactsDescription)
-                .setSyncContactsTitle(syncContactsTitle)
-                .setSyncSmsDescription(syncSmsDescription)
-                .setSyncSmsTitle(syncSmsTitle)
                 .setTriggerDistance(triggerDistance.toFloat())
                 .setTrueWirelessImageUrlCase(trueWirelessImageUrlCase)
                 .setTrueWirelessImageUrlLeftBud(trueWirelessImageUrlLeftBud)
@@ -216,24 +192,15 @@
         @SerializedName("action_url") val actionUrl: String?,
         @SerializedName("action_url_type") val actionUrlType: Int,
         @SerializedName("app_name") val appName: String?,
-        @SerializedName("attachment_type") val attachmentType: Int,
         @SerializedName("authentication_public_key_secp256r1") val authenticationPublicKey: String?,
-        @SerializedName("ble_record_bytes") val bleRecordBytes: String?,
-        @SerializedName("debug_category") val debugCategory: Int,
-        @SerializedName("debug_message") val debugMessage: String?,
         @SerializedName("description") val description: String?,
         @SerializedName("device_name") val deviceName: String?,
         @SerializedName("display_url") val displayUrl: String?,
-        @SerializedName("entity_id") val entityId: String?,
-        @SerializedName("feature_graphic_url") val featureGraphicUrl: String?,
         @SerializedName("first_observation_timestamp_millis") val firstObservationMs: Long,
-        @SerializedName("group_id") val groupId: String?,
         @SerializedName("icon_fife_url") val iconFfeUrl: String?,
         @SerializedName("icon_png") val iconPng: String?,
         @SerializedName("id") val id: String?,
         @SerializedName("last_observation_timestamp_millis") val lastObservationMs: Long,
-        @SerializedName("last_user_experience") val lastUserExperience: Int,
-        @SerializedName("lost_millis") val lostMillis: Long,
         @SerializedName("mac_address") val macAddress: String?,
         @SerializedName("package_name") val packageName: String?,
         @SerializedName("pending_app_install_timestamp_millis") val pendingAppInstallMs: Long,
@@ -241,31 +208,21 @@
         @SerializedName("state") val state: Int,
         @SerializedName("title") val title: String?,
         @SerializedName("trigger_id") val triggerId: String?,
-        @SerializedName("tx_power") val txPower: Int,
-        @SerializedName("type") val type: Int
+        @SerializedName("tx_power") val txPower: Int
     ) {
         constructor(item: FastPairDiscoveryItem) : this(
             actionUrl = item.actionUrl,
             actionUrlType = item.actionUrlType,
             appName = item.appName,
-            attachmentType = item.attachmentType,
             authenticationPublicKey = item.authenticationPublicKeySecp256r1?.base64Encode(),
-            bleRecordBytes = item.bleRecordBytes?.base64Encode(),
-            debugCategory = item.debugCategory,
-            debugMessage = item.debugMessage,
             description = item.description,
             deviceName = item.deviceName,
             displayUrl = item.displayUrl,
-            entityId = item.entityId,
-            featureGraphicUrl = item.featureGraphicUrl,
             firstObservationMs = item.firstObservationTimestampMillis,
-            groupId = item.groupId,
             iconFfeUrl = item.iconFfeUrl,
             iconPng = item.iconPng?.base64Encode(),
             id = item.id,
             lastObservationMs = item.lastObservationTimestampMillis,
-            lastUserExperience = item.lastUserExperience,
-            lostMillis = item.lostMillis,
             macAddress = item.macAddress,
             packageName = item.packageName,
             pendingAppInstallMs = item.pendingAppInstallTimestampMillis,
@@ -273,8 +230,7 @@
             state = item.state,
             title = item.title,
             triggerId = item.triggerId,
-            txPower = item.txPower,
-            type = item.type
+            txPower = item.txPower
         )
 
         fun toFastPairDiscoveryItem(): FastPairDiscoveryItem {
@@ -282,24 +238,15 @@
                 .setActionUrl(actionUrl)
                 .setActionUrlType(actionUrlType)
                 .setAppName(appName)
-                .setAttachmentType(attachmentType)
                 .setAuthenticationPublicKeySecp256r1(authenticationPublicKey?.base64Decode())
-                .setBleRecordBytes(bleRecordBytes?.base64Decode())
-                .setDebugCategory(debugCategory)
-                .setDebugMessage(debugMessage)
                 .setDescription(description)
                 .setDeviceName(deviceName)
                 .setDisplayUrl(displayUrl)
-                .setEntityId(entityId)
-                .setFeatureGraphicUrl(featureGraphicUrl)
                 .setFirstObservationTimestampMillis(firstObservationMs)
-                .setGroupId(groupId)
                 .setIconFfeUrl(iconFfeUrl)
                 .setIconPng(iconPng?.base64Decode())
                 .setId(id)
                 .setLastObservationTimestampMillis(lastObservationMs)
-                .setLastUserExperience(lastUserExperience)
-                .setLostMillis(lostMillis)
                 .setMacAddress(macAddress)
                 .setPackageName(packageName)
                 .setPendingAppInstallTimestampMillis(pendingAppInstallMs)
@@ -308,7 +255,6 @@
                 .setTitle(title)
                 .setTriggerId(triggerId)
                 .setTxPower(txPower)
-                .setType(type)
                 .build()
         }
     }
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt
index f226789..e924da1 100644
--- a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/data/FastPairTestDataManager.kt
@@ -72,7 +72,7 @@
             ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA -> {
                 Log.d(TAG, "ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA received!")
                 val json = intent.getStringExtra(DATA_JSON_STRING_KEY)!!
-                testDataCache.putAccountKeyDeviceMetadata(json)
+                testDataCache.putAccountKeyDeviceMetadataJsonArray(json)
             }
             ACTION_RESET_TEST_DATA_CACHE -> {
                 Log.d(TAG, "ACTION_RESET_TEST_DATA_CACHE received!")
diff --git a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
index 3f5a803..aec1379 100644
--- a/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
+++ b/nearby/tests/multidevices/clients/test_service/fastpair_seeker_data_provider/src/android/nearby/fastpair/seeker/dataprovider/FastPairTestDataProviderService.kt
@@ -20,7 +20,10 @@
 import android.content.IntentFilter
 import android.nearby.FastPairDataProviderService
 import android.nearby.FastPairEligibleAccount
-import android.nearby.fastpair.seeker.*
+import android.nearby.fastpair.seeker.ACTION_RESET_TEST_DATA_CACHE
+import android.nearby.fastpair.seeker.ACTION_SEND_ACCOUNT_KEY_DEVICE_METADATA
+import android.nearby.fastpair.seeker.ACTION_SEND_ANTISPOOF_KEY_DEVICE_METADATA
+import android.nearby.fastpair.seeker.FAKE_TEST_ACCOUNT_NAME
 import android.nearby.fastpair.seeker.data.FastPairTestDataManager
 import android.util.Log
 
@@ -58,7 +61,9 @@
         val fastPairAntispoofKeyDeviceMetadata =
             testDataManager.testDataCache.getAntispoofKeyDeviceMetadata(requestedModelId)
         if (fastPairAntispoofKeyDeviceMetadata != null) {
-            callback.onFastPairAntispoofKeyDeviceMetadataReceived(fastPairAntispoofKeyDeviceMetadata)
+            callback.onFastPairAntispoofKeyDeviceMetadataReceived(
+                fastPairAntispoofKeyDeviceMetadata
+            )
         } else {
             Log.d(TAG, "No metadata available for $requestedModelId!")
             callback.onError(ERROR_CODE_BAD_REQUEST, "No metadata available for $requestedModelId")
@@ -91,7 +96,8 @@
     }
 
     override fun onManageFastPairAccount(
-        request: FastPairManageAccountRequest, callback: FastPairManageActionCallback
+        request: FastPairManageAccountRequest,
+        callback: FastPairManageActionCallback
     ) {
         val requestedAccount = request.account
         val requestType = request.requestType
@@ -101,19 +107,18 @@
     }
 
     override fun onManageFastPairAccountDevice(
-        request: FastPairManageAccountDeviceRequest, callback: FastPairManageActionCallback
+        request: FastPairManageAccountDeviceRequest,
+        callback: FastPairManageActionCallback
     ) {
         val requestedAccount = request.account
         val requestType = request.requestType
         val requestTypeString = if (requestType == MANAGE_REQUEST_ADD) "Add" else "Remove"
-        val requestedBleAddress = request.bleAddress
         val requestedAccountKeyDeviceMetadata = request.accountKeyDeviceMetadata
         Log.d(
             TAG,
             "onManageFastPairAccountDevice(requestedAccount: $requestedAccount, " +
                     "requestType: $requestTypeString,"
         )
-        Log.d(TAG, "requestedBleAddress: $requestedBleAddress,")
 
         val requestedAccountKeyDeviceMetadataInJson =
             testDataManager.writeAccountKeyDeviceMetadata(requestedAccountKeyDeviceMetadata)
@@ -128,7 +133,7 @@
             FastPairEligibleAccount.Builder()
                 .setAccount(Account(FAKE_TEST_ACCOUNT_NAME, "FakeTestAccount"))
                 .setOptIn(true)
-                .build(),
+                .build()
         )
 
         private fun ByteArray.bytesToStringLowerCase(): String =
diff --git a/nearby/tests/multidevices/host/initial_pairing_test.py b/nearby/tests/multidevices/host/initial_pairing_test.py
new file mode 100644
index 0000000..1a49045
--- /dev/null
+++ b/nearby/tests/multidevices/host/initial_pairing_test.py
@@ -0,0 +1,62 @@
+#  Copyright (C) 2022 The Android Open Source Project
+#
+#  Licensed under the Apache License, Version 2.0 (the "License");
+#  you may not use this file except in compliance with the License.
+#  You may obtain a copy of the License at
+#
+#       http://www.apache.org/licenses/LICENSE-2.0
+#
+#  Unless required by applicable law or agreed to in writing, software
+#  distributed under the License is distributed on an "AS IS" BASIS,
+#  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#  See the License for the specific language governing permissions and
+#  limitations under the License.
+
+"""CTS-V Nearby Mainline Fast Pair end-to-end test case: initial pairing test."""
+
+from test_helper import constants
+from test_helper import fast_pair_base_test
+
+# The model ID to simulate on provider side.
+PROVIDER_SIMULATOR_MODEL_ID = constants.DEFAULT_MODEL_ID
+# The public key to simulate as registered headsets.
+PROVIDER_SIMULATOR_ANTI_SPOOFING_KEY = constants.DEFAULT_ANTI_SPOOFING_KEY
+# The anti-spoof key device metadata JSON file for data provider at seeker side.
+PROVIDER_SIMULATOR_KDM_JSON_FILE = constants.DEFAULT_KDM_JSON_FILE
+
+# Time in seconds for events waiting.
+SETUP_TIMEOUT_SEC = constants.SETUP_TIMEOUT_SEC
+BECOME_DISCOVERABLE_TIMEOUT_SEC = constants.BECOME_DISCOVERABLE_TIMEOUT_SEC
+START_ADVERTISING_TIMEOUT_SEC = constants.START_ADVERTISING_TIMEOUT_SEC
+HALF_SHEET_POPUP_TIMEOUT_SEC = constants.HALF_SHEET_POPUP_TIMEOUT_SEC
+MANAGE_ACCOUNT_DEVICE_TIMEOUT_SEC = constants.AVERAGE_PAIRING_TIMEOUT_SEC * 2
+
+
+class InitialPairingTest(fast_pair_base_test.FastPairBaseTest):
+    """Fast Pair initial pairing test."""
+
+    def setup_test(self) -> None:
+        super().setup_test()
+        self._provider.start_model_id_advertising(PROVIDER_SIMULATOR_MODEL_ID,
+                                                  PROVIDER_SIMULATOR_ANTI_SPOOFING_KEY)
+        self._provider.wait_for_discoverable_mode(BECOME_DISCOVERABLE_TIMEOUT_SEC)
+        self._provider.wait_for_advertising_start(START_ADVERTISING_TIMEOUT_SEC)
+        self._seeker.put_anti_spoof_key_device_metadata(PROVIDER_SIMULATOR_MODEL_ID,
+                                                        PROVIDER_SIMULATOR_KDM_JSON_FILE)
+        self._seeker.set_fast_pair_scan_enabled(True)
+
+    # TODO(b/214015364): Remove Bluetooth bound on both sides ("Forget device").
+    def teardown_test(self) -> None:
+        self._seeker.set_fast_pair_scan_enabled(False)
+        self._provider.teardown_provider_simulator()
+        self._seeker.dismiss_halfsheet()
+        super().teardown_test()
+
+    def test_seeker_initial_pair_provider(self) -> None:
+        self._seeker.wait_and_assert_halfsheet_showed(
+            timeout_seconds=HALF_SHEET_POPUP_TIMEOUT_SEC,
+            expected_model_id=PROVIDER_SIMULATOR_MODEL_ID)
+        self._seeker.start_pairing()
+        self._seeker.wait_and_assert_account_device(
+            get_account_key_from_provider=self._provider.get_latest_received_account_key,
+            timeout_seconds=MANAGE_ACCOUNT_DEVICE_TIMEOUT_SEC)
diff --git a/nearby/tests/multidevices/host/suite_main.py b/nearby/tests/multidevices/host/suite_main.py
index 406a4f0..4f5d48c 100644
--- a/nearby/tests/multidevices/host/suite_main.py
+++ b/nearby/tests/multidevices/host/suite_main.py
@@ -19,6 +19,7 @@
 
 from mobly import suite_runner
 
+import initial_pairing_test
 import seeker_discover_provider_test
 import seeker_show_halfsheet_test
 
@@ -26,6 +27,7 @@
 _TEST_CLASSES_LIST = [
     seeker_discover_provider_test.SeekerDiscoverProviderTest,
     seeker_show_halfsheet_test.SeekerShowHalfSheetTest,
+    initial_pairing_test.InitialPairingTest,
 ]
 
 
diff --git a/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_account_devicemeta_json.txt b/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_account_devicemeta_json.txt
index 6be58df..d3deb40 100644
--- a/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_account_devicemeta_json.txt
+++ b/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_account_devicemeta_json.txt
@@ -19,20 +19,10 @@
       "subsequent_pairing_description": "Connect %s to this phone",
       "retroactive_pairing_description": "Save device to %s for faster pairing to your other devices",
       "wait_launch_companion_app_description": "This will take a few moments",
-      "fail_connect_go_to_settings_description": "Try manually pairing to the device by going to Settings",
-      "confirm_pin_title": "",
-      "confirm_pin_description": "",
-      "sync_contacts_title": "",
-      "sync_contacts_description": "",
-      "sync_sms_title": "",
-      "sync_sms_description": "",
-      "assistant_setup_half_sheet": "Get hands-free help on the go from Google Assistant",
-      "assistant_setup_notification": "Tap to set up your Google Assistant",
-      "fast_pair_tv_connect_device_no_account_description": "Select connect to pair your %s with this device"
+      "fail_connect_go_to_settings_description": "Try manually pairing to the device by going to Settings"
     },
     "fast_pair_discovery_item": {
       "id": "",
-      "type": 6,
       "mac_address": "",
       "action_url": "intent:#Intent;action=com.google.android.gms.nearby.discovery%3AACTION_MAGIC_PAIR;package=com.google.android.gms;component=com.google.android.gms\/.nearby.discovery.service.DiscoveryService;S.com.google.android.gms.nearby.discovery%3AEXTRA_COMPANION_APP=com.google.android.apps.wearables.maestro.companion;end",
       "device_name": "",
@@ -47,19 +37,10 @@
       "pending_app_install_timestamp_millis": 0,
       "tx_power": 0,
       "app_name": "",
-      "group_id": "",
-      "attachment_type": 0,
       "package_name": "",
-      "feature_graphic_url": "",
       "trigger_id": "",
       "icon_png": "",
       "icon_fife_url": "https:\/\/lh3.googleusercontent.com\/2PffmZiopo2AjT8sshX0Se3jV-91cp4yOCIay2bBvZqKoKGVy5B4uyzdHsde6UrUSGaoCqV-h4edd5ZljA4oSGc",
-      "debug_message": "",
-      "debug_category": 0,
-      "lost_millis": 0,
-      "last_user_experience": 0,
-      "ble_record_bytes": "",
-      "entity_id": "",
       "authentication_public_key_secp256r1": "z+grhW8lWVA34JUQhXOxMrk1WqVy+VpEDd2K+01ZJvS6KdV0OUg7FRMzq+ITuOqKO\/2TIRKEAEfMKdyk2Ob1Vw=="
     }
   }
diff --git a/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_antispoofkey_devicemeta_json.txt b/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_antispoofkey_devicemeta_json.txt
index c03d000..3611b03 100644
--- a/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_antispoofkey_devicemeta_json.txt
+++ b/nearby/tests/multidevices/host/test_data/fastpair/pixelbuds-a_antispoofkey_devicemeta_json.txt
@@ -10,7 +10,6 @@
     "left_bud_url": "https:\/\/lh3.googleusercontent.com\/O8SVJ5E7CXUkpkym7ibZbp6wypuO7HaTFcslT_FjmEzJX4KHoIY_kzLTdK2kwJXiDBgg8cC__sG-JJ5aVnQtFjQ",
     "right_bud_url": "https:\/\/lh3.googleusercontent.com\/X_FsRmEKH_fgKzvopyrlyWJAdczRel42Tih7p9-e-U48gBTaggGVQx70K27TzlqIaqYVuaNpTnGoUsKIgiy4WA",
     "case_url": "https:\/\/lh3.googleusercontent.com\/mNZ7CGplQSpZhoY79jXDQU4B65eY2f0SndnYZLk1PSm8zKTYeRU7REmrLL_pptD6HpVI2F_oQ6xhhtZKOvB8EQ",
-    "locale": "en-US",
     "initial_notification_description": "Tap to pair. Earbuds will be tied to %s",
     "initial_notification_description_no_account": "Tap to pair with this device",
     "open_companion_app_description": "Tap to finish setup",
@@ -24,15 +23,6 @@
     "subsequent_pairing_description": "Connect %s to this phone",
     "retroactive_pairing_description": "Save device to %s for faster pairing to your other devices",
     "wait_launch_companion_app_description": "This will take a few moments",
-    "fail_connect_go_to_settings_description": "Try manually pairing to the device by going to Settings",
-    "confirm_pin_title": "",
-    "confirm_pin_description": "",
-    "sync_contacts_title": "",
-    "sync_contacts_description": "",
-    "sync_sms_title": "",
-    "sync_sms_description": "",
-    "assistant_setup_half_sheet": "Get hands-free help on the go from Google Assistant",
-    "assistant_setup_notification": "Tap to set up your Google Assistant",
-    "fast_pair_tv_connect_device_no_account_description": "Select connect to pair your %s with this device"
+    "fail_connect_go_to_settings_description": "Try manually pairing to the device by going to Settings"
   }
 }
\ No newline at end of file
diff --git a/nearby/tests/multidevices/host/test_data/fastpair/simulator_account_devicemeta_json.txt b/nearby/tests/multidevices/host/test_data/fastpair/simulator_account_devicemeta_json.txt
index 392c443..ed60860 100644
--- a/nearby/tests/multidevices/host/test_data/fastpair/simulator_account_devicemeta_json.txt
+++ b/nearby/tests/multidevices/host/test_data/fastpair/simulator_account_devicemeta_json.txt
@@ -3,17 +3,12 @@
     "account_key": "BPy5AaSyMfrFvMNgr6f7GA==",
     "sha256_account_key_public_address": "jNGRz+Ni6ZuLd8hVF3lmGoJnF5byXBUyVi9CmnrF1so=",
     "fast_pair_device_metadata": {
-      "assistant_setup_half_sheet": "Get hands-free help on the go from Google Assistant",
-      "assistant_setup_notification": "Tap to set up your Google Assistant",
       "ble_tx_power": 0,
       "case_url": "",
-      "confirm_pin_description": "",
-      "confirm_pin_title": "",
       "connect_success_companion_app_installed": "Your device is ready to be set up",
       "connect_success_companion_app_not_installed": "Download the device app on Google Play to see all available features",
       "device_type": 0,
       "fail_connect_go_to_settings_description": "Try manually pairing to the device by going to Settings",
-      "fast_pair_tv_connect_device_no_account_description": "Select connect to pair your %s with this device",
       "image_url": "https://lh3.googleusercontent.com/2PffmZiopo2AjT8sshX0Se3jV-91cp4yOCIay2bBvZqKoKGVy5B4uyzdHsde6UrUSGaoCqV-h4edd5ZljA4oSGc",
       "initial_notification_description": "Tap to pair. Earbuds will be tied to %s",
       "initial_notification_description_no_account": "Tap to pair with this device",
@@ -23,10 +18,6 @@
       "retroactive_pairing_description": "Save device to %s for faster pairing to your other devices",
       "right_bud_url": "",
       "subsequent_pairing_description": "Connect %s to this phone",
-      "sync_contacts_description": "",
-      "sync_contacts_title": "",
-      "sync_sms_description": "",
-      "sync_sms_title": "",
       "trigger_distance": 0,
       "wait_launch_companion_app_description": "This will take a few moments"
     },
@@ -34,24 +25,15 @@
       "action_url": "intent:#Intent;action=com.google.android.gms.nearby.discovery%3AACTION_MAGIC_PAIR;package=com.google.android.gms;component=com.google.android.gms/.nearby.discovery.service.DiscoveryService;S.com.google.android.gms.nearby.discovery%3AEXTRA_COMPANION_APP=com.google.android.apps.wearables.maestro.companion;end",
       "action_url_type": 2,
       "app_name": "",
-      "attachment_type": 0,
       "authentication_public_key_secp256r1": "z+grhW8lWVA34JUQhXOxMrk1WqVy+VpEDd2K+01ZJvS6KdV0OUg7FRMzq+ITuOqKO/2TIRKEAEfMKdyk2Ob1Vw==",
-      "ble_record_bytes": "",
-      "debug_category": 0,
-      "debug_message": "",
       "description": "Tap to pair with this device",
       "device_name": "",
       "display_url": "",
-      "entity_id": "",
-      "feature_graphic_url": "",
       "first_observation_timestamp_millis": 0,
-      "group_id": "",
       "icon_fife_url": "https://lh3.googleusercontent.com/2PffmZiopo2AjT8sshX0Se3jV-91cp4yOCIay2bBvZqKoKGVy5B4uyzdHsde6UrUSGaoCqV-h4edd5ZljA4oSGc",
       "icon_png": "",
       "id": "",
       "last_observation_timestamp_millis": 0,
-      "last_user_experience": 0,
-      "lost_millis": 0,
       "mac_address": "",
       "package_name": "",
       "pending_app_install_timestamp_millis": 0,
@@ -59,8 +41,7 @@
       "state": 1,
       "title": "Pixel Buds A-Series",
       "trigger_id": "",
-      "tx_power": 0,
-      "type": 6
+      "tx_power": 0
     }
   }
 ]
\ No newline at end of file
diff --git a/nearby/tests/multidevices/host/test_data/fastpair/simulator_antispoofkey_devicemeta_json.txt b/nearby/tests/multidevices/host/test_data/fastpair/simulator_antispoofkey_devicemeta_json.txt
index 7cb29f4..fc9706a 100644
--- a/nearby/tests/multidevices/host/test_data/fastpair/simulator_antispoofkey_devicemeta_json.txt
+++ b/nearby/tests/multidevices/host/test_data/fastpair/simulator_antispoofkey_devicemeta_json.txt
@@ -1,34 +1,24 @@
 {
   "anti_spoofing_public_key_str": "sjp\/AOS7+VnTCaueeWorjdeJ8Nc32EOmpe\/QRhzY9+cMNELU1QA3jzgvUXdWW73nl6+EN01eXtLBu2Fw9CGmfA==",
   "fast_pair_device_metadata": {
-    "assistant_setup_half_sheet": "Get hands-free help on the go from Google Assistant",
-    "assistant_setup_notification": "Tap to set up your Google Assistant",
     "ble_tx_power": -10,
     "case_url": "https://lh3.googleusercontent.com/mNZ7CGplQSpZhoY79jXDQU4B65eY2f0SndnYZLk1PSm8zKTYeRU7REmrLL_pptD6HpVI2F_oQ6xhhtZKOvB8EQ",
-    "confirm_pin_description": "",
-    "confirm_pin_title": "",
     "connect_success_companion_app_installed": "Your device is ready to be set up",
     "connect_success_companion_app_not_installed": "Download the device app on Google Play to see all available features",
     "device_type": 7,
     "download_companion_app_description": "Tap to download device app on Google Play and see all features",
     "fail_connect_go_to_settings_description": "Try manually pairing to the device by going to Settings",
-    "fast_pair_tv_connect_device_no_account_description": "Select connect to pair your %s with this device",
     "image_url": "https://lh3.googleusercontent.com/THpAzISZGa5F86cMsBcTPhRWefBPc5dorBxWdOPCGvbFg6ZMHUjFuE-4kbLuoLoIMHf3Fd8jUvvcxnjp_Q",
     "initial_notification_description": "Tap to pair. Earbuds will be tied to %s",
     "initial_notification_description_no_account": "Tap to pair with this device",
     "initial_pairing_description": "%s will appear on devices linked with %s",
     "intent_uri": "intent:#Intent;action=com.google.android.gms.nearby.discovery%3AACTION_MAGIC_PAIR;package=com.google.android.gms;component=com.google.android.gms/.nearby.discovery.service.DiscoveryService;S.com.google.android.gms.nearby.discovery%3AEXTRA_COMPANION_APP=com.google.android.testapp;end",
     "left_bud_url": "https://lh3.googleusercontent.com/O8SVJ5E7CXUkpkym7ibZbp6wypuO7HaTFcslT_FjmEzJX4KHoIY_kzLTdK2kwJXiDBgg8cC__sG-JJ5aVnQtFjQ",
-    "locale": "en-US",
     "name": "Fast Pair Provider Simulator",
     "open_companion_app_description": "Tap to finish setup",
     "retroactive_pairing_description": "Save device to %s for faster pairing to your other devices",
     "right_bud_url": "https://lh3.googleusercontent.com/X_FsRmEKH_fgKzvopyrlyWJAdczRel42Tih7p9-e-U48gBTaggGVQx70K27TzlqIaqYVuaNpTnGoUsKIgiy4WA",
     "subsequent_pairing_description": "Connect %s to this phone",
-    "sync_contacts_description": "",
-    "sync_contacts_title": "",
-    "sync_sms_description": "",
-    "sync_sms_title": "",
     "trigger_distance": 0.6000000238418579,
     "unable_to_connect_description": "Try manually pairing to the device",
     "unable_to_connect_title": "Unable to connect",
diff --git a/nearby/tests/multidevices/host/test_helper/constants.py b/nearby/tests/multidevices/host/test_helper/constants.py
index 646b428..342be8f 100644
--- a/nearby/tests/multidevices/host/test_helper/constants.py
+++ b/nearby/tests/multidevices/host/test_helper/constants.py
@@ -21,12 +21,14 @@
 # Default anti-spoof Key Device Metadata JSON file for data provider at seeker side.
 DEFAULT_KDM_JSON_FILE = 'simulator_antispoofkey_devicemeta_json.txt'
 
-# Time in seconds for events waiting.
+# Time in seconds for events waiting according to Fast Pair certification guidelines:
+# https://developers.google.com/nearby/fast-pair/certification-guideline
 SETUP_TIMEOUT_SEC = 5
 BECOME_DISCOVERABLE_TIMEOUT_SEC = 10
 START_ADVERTISING_TIMEOUT_SEC = 5
-SCAN_TIMEOUT_SEC = 30
-HALF_SHEET_POPUP_TIMEOUT_SEC = 30
+SCAN_TIMEOUT_SEC = 5
+HALF_SHEET_POPUP_TIMEOUT_SEC = 5
+AVERAGE_PAIRING_TIMEOUT_SEC = 12
 
 # The phone to simulate Fast Pair provider (like headphone) needs changes in Android system:
 # 1. System permission check removal
diff --git a/nearby/tests/multidevices/host/test_helper/fast_pair_provider_simulator.py b/nearby/tests/multidevices/host/test_helper/fast_pair_provider_simulator.py
index 8a98112..d6484fb 100644
--- a/nearby/tests/multidevices/host/test_helper/fast_pair_provider_simulator.py
+++ b/nearby/tests/multidevices/host/test_helper/fast_pair_provider_simulator.py
@@ -18,6 +18,7 @@
 from mobly.controllers import android_device
 from mobly.controllers.android_device_lib import snippet_event
 import retry
+from typing import Optional
 
 from test_helper import event_helper
 
@@ -179,3 +180,11 @@
             on_received=_on_advertising_mode_change_event_received,
             on_waiting=_on_advertising_mode_change_event_waiting,
             on_missed=_on_advertising_mode_change_event_missed)
+
+    def get_latest_received_account_key(self) -> Optional[str]:
+        """Gets the latest account key received on the provider side.
+
+        Returns:
+          The account key received at provider side.
+        """
+        return self._ad.fp.getLatestReceivedAccountKey()
diff --git a/nearby/tests/multidevices/host/test_helper/fast_pair_seeker.py b/nearby/tests/multidevices/host/test_helper/fast_pair_seeker.py
index cfdb966..64fc2f2 100644
--- a/nearby/tests/multidevices/host/test_helper/fast_pair_seeker.py
+++ b/nearby/tests/multidevices/host/test_helper/fast_pair_seeker.py
@@ -14,6 +14,9 @@
 
 """Fast Pair seeker role."""
 
+import json
+from typing import Callable, Optional
+
 from mobly import asserts
 from mobly.controllers import android_device
 from mobly.controllers.android_device_lib import snippet_event
@@ -26,10 +29,12 @@
 
 # Events reported from the seeker snippet.
 ON_PROVIDER_FOUND_EVENT = 'onDiscovered'
+ON_MANAGE_ACCOUNT_DEVICE_EVENT = 'onManageAccountDevice'
 
 # Abbreviations for common use type.
 AndroidDevice = android_device.AndroidDevice
 JsonObject = utils.JsonObject
+ProviderAccountKeyCallable = Callable[[], Optional[str]]
 SnippetEvent = snippet_event.SnippetEvent
 wait_for_event = event_helper.wait_callback_event
 
@@ -41,6 +46,7 @@
         self._ad = ad
         self._ad.debug_tag = 'MainlineFastPairSeeker'
         self._scan_result_callback = None
+        self._pairing_result_callback = None
 
     def load_snippet(self) -> None:
         """Starts the seeker snippet and connects.
@@ -58,18 +64,6 @@
         """Stops the Fast Pair seeker scanning."""
         self._ad.fp.stopScan()
 
-    def start_pair(self, model_id: str, address: str) -> None:
-        """Starts the Fast Pair seeker pairing.
-
-        Args:
-          model_id: A 3-byte hex string for seeker side to recognize the provider
-            device (ex: 0x00000C).
-          address: The BLE mac address of the Fast Pair provider.
-        """
-        self._ad.log.info('Before calling startPairing')
-        self._ad.fp.startPairing(model_id, address)
-        self._ad.log.info('After calling startPairing')
-
     def wait_and_assert_provider_found(self, timeout_seconds: int,
                                        expected_model_id: str,
                                        expected_ble_mac_address: str) -> None:
@@ -137,8 +131,8 @@
 
         Args:
           timeout_seconds: The number of seconds to wait before giving up.
-          expected_model_id: The expected model ID of the remote Fast Pair provider
-            device.
+          expected_model_id: A 3-byte hex string for seeker side to recognize
+            the remote provider device (ex: 0x00000c).
         """
         self._ad.log.info('Waits and asserts the half sheet showed for model id "%s".',
                           expected_model_id)
@@ -147,3 +141,46 @@
     def dismiss_halfsheet(self) -> None:
         """Dismisses the half sheet UI if showed."""
         self._ad.fp.dismissHalfSheet()
+
+    def start_pairing(self) -> None:
+        """Starts pairing the provider via "Connect" button on half sheet UI."""
+        self._pairing_result_callback = self._ad.fp.startPairing()
+
+    def wait_and_assert_account_device(
+            self, timeout_seconds: int,
+            get_account_key_from_provider: ProviderAccountKeyCallable) -> None:
+        """Waits and asserts the onHalfSheetShowed event from the seeker.
+
+        Args:
+          timeout_seconds: The number of seconds to wait before giving up.
+          get_account_key_from_provider: The callable to get expected account key from the provider
+            side.
+        """
+
+        def _on_manage_account_device_event_received(manage_account_device_event: SnippetEvent,
+                                                     elapsed_time: int) -> bool:
+            account_key_json_str = manage_account_device_event.data['accountDeviceJsonString']
+            account_key_from_seeker = json.loads(account_key_json_str)['account_key']
+            account_key_from_provider = get_account_key_from_provider()
+            self._ad.log.info('Seeker add an account device with account key "%s" in %d seconds.',
+                              account_key_from_seeker, elapsed_time)
+            self._ad.log.info('The latest provider side account key is "%s".',
+                              account_key_from_provider)
+            return account_key_from_seeker == account_key_from_provider
+
+        def _on_manage_account_device_event_waiting(elapsed_time: int) -> None:
+            self._ad.log.info(
+                'Still waiting "%s" event callback from seeker side '
+                'after %d seconds...', ON_MANAGE_ACCOUNT_DEVICE_EVENT, elapsed_time)
+
+        def _on_manage_account_device_event_missed() -> None:
+            asserts.fail(f'Timed out after {timeout_seconds} seconds waiting for '
+                         f'the specific "{ON_MANAGE_ACCOUNT_DEVICE_EVENT}" event.')
+
+        wait_for_event(
+            callback_event_handler=self._pairing_result_callback,
+            event_name=ON_MANAGE_ACCOUNT_DEVICE_EVENT,
+            timeout_seconds=timeout_seconds,
+            on_received=_on_manage_account_device_event_received,
+            on_waiting=_on_manage_account_device_event_waiting,
+            on_missed=_on_manage_account_device_event_missed)
diff --git a/nearby/tests/unit/src/android/nearby/ScanRequestTest.java b/nearby/tests/unit/src/android/nearby/ScanRequestTest.java
index 020f6d6..a45d8bb 100644
--- a/nearby/tests/unit/src/android/nearby/ScanRequestTest.java
+++ b/nearby/tests/unit/src/android/nearby/ScanRequestTest.java
@@ -18,10 +18,8 @@
 
 import static android.nearby.ScanRequest.SCAN_MODE_BALANCED;
 import static android.nearby.ScanRequest.SCAN_MODE_LOW_POWER;
-import static android.nearby.ScanRequest.SCAN_TYPE_EXPOSURE_NOTIFICATION;
 import static android.nearby.ScanRequest.SCAN_TYPE_FAST_PAIR;
 import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_PRESENCE;
-import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_SHARE;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -82,7 +80,7 @@
     public void testSetWorkSource() {
         WorkSource workSource = getWorkSource();
         ScanRequest request = new ScanRequest.Builder()
-                .setScanType(SCAN_TYPE_NEARBY_SHARE)
+                .setScanType(SCAN_TYPE_FAST_PAIR)
                 .setWorkSource(workSource)
                 .build();
 
@@ -93,7 +91,7 @@
     @Test
     public void testSetWorkSource_nullValue() {
         ScanRequest request = new ScanRequest.Builder()
-                .setScanType(SCAN_TYPE_EXPOSURE_NOTIFICATION)
+                .setScanType(SCAN_TYPE_FAST_PAIR)
                 .setWorkSource(null)
                 .build();
 
@@ -106,14 +104,14 @@
     public void testToString() {
         WorkSource workSource = getWorkSource();
         ScanRequest request = new ScanRequest.Builder()
-                .setScanType(SCAN_TYPE_NEARBY_SHARE)
+                .setScanType(SCAN_TYPE_FAST_PAIR)
                 .setScanMode(SCAN_MODE_BALANCED)
                 .setBleEnabled(true)
                 .setWorkSource(workSource)
                 .build();
 
         assertThat(request.toString()).isEqualTo(
-                "Request[scanType=2, scanMode=SCAN_MODE_BALANCED, "
+                "Request[scanType=1, scanMode=SCAN_MODE_BALANCED, "
                         + "enableBle=true, workSource=WorkSource{1001 android.nearby.tests}, "
                         + "scanFilters=[]]");
     }
diff --git a/nearby/tests/unit/src/com/android/server/nearby/common/ble/util/RangingUtilsTest.java b/nearby/tests/unit/src/com/android/server/nearby/common/ble/util/RangingUtilsTest.java
index 2926015..ebe72b3 100644
--- a/nearby/tests/unit/src/com/android/server/nearby/common/ble/util/RangingUtilsTest.java
+++ b/nearby/tests/unit/src/com/android/server/nearby/common/ble/util/RangingUtilsTest.java
@@ -32,17 +32,14 @@
     public void distanceFromRssi_getCorrectValue() {
         // Distance expected to be 1.0 meters based on an RSSI/TxPower of -41dBm
         // Using params: int rssi (dBm), int calibratedTxPower (dBm)
-        double distance = RangingUtils.distanceFromRssi(-41, -41);
+        double distance = RangingUtils.distanceFromRssiAndTxPower(-82, -41);
         assertThat(distance).isWithin(DELTA).of(1.0);
 
-        double distance2 = RangingUtils.distanceFromRssi(-70, -50);
+        double distance2 = RangingUtils.distanceFromRssiAndTxPower(-111, -50);
         assertThat(distance2).isWithin(DELTA).of(10.0);
 
-        // testing that the double values are not casted to integers
-        double distance3 = RangingUtils.distanceFromRssi(-67, -77);
-        assertThat(distance3).isWithin(DELTA).of(0.31622776601683794);
-
-        double distance4 = RangingUtils.distanceFromRssi(-50, -70);
+        //rssi txpower
+        double distance4 = RangingUtils.distanceFromRssiAndTxPower(-50, -29);
         assertThat(distance4).isWithin(DELTA).of(0.1);
     }
 
@@ -50,8 +47,17 @@
     public void testRssiFromDistance() {
         // RSSI expected at 1 meter based on the calibrated tx field of -41dBm
         // Using params: distance (m), int calibratedTxPower (dBm),
-        int rssi = RangingUtils.rssiFromDistance(1.0, -41);
+        int rssi = RangingUtils.rssiFromTargetDistance(1.0, -41);
 
-        assertThat(rssi).isEqualTo(-41);
+        assertThat(rssi).isEqualTo(-82);
+    }
+
+    @Test
+    public void testOutOfRange() {
+        double distance = RangingUtils.distanceFromRssiAndTxPower(-200, -41);
+        assertThat(distance).isWithin(DELTA).of(177.82794);
+
+        distance = RangingUtils.distanceFromRssiAndTxPower(200, -41);
+        assertThat(distance).isWithin(DELTA).of(0);
     }
 }
diff --git a/nearby/tests/unit/src/com/android/server/nearby/fastpair/FastPairAdvHandlerTest.java b/nearby/tests/unit/src/com/android/server/nearby/fastpair/FastPairAdvHandlerTest.java
new file mode 100644
index 0000000..346a961
--- /dev/null
+++ b/nearby/tests/unit/src/com/android/server/nearby/fastpair/FastPairAdvHandlerTest.java
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.nearby.fastpair;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.nearby.FastPairDevice;
+
+import com.android.server.nearby.common.locator.LocatorContextWrapper;
+import com.android.server.nearby.fastpair.halfsheet.FastPairHalfSheetManager;
+import com.android.server.nearby.fastpair.notification.FastPairNotificationManager;
+import com.android.server.nearby.provider.FastPairDataProvider;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import service.proto.Rpcs;
+
+public class FastPairAdvHandlerTest {
+    @Mock
+    private Context mContext;
+    @Mock
+    private FastPairDataProvider mFastPairDataProvider;
+    @Mock
+    private FastPairHalfSheetManager mFastPairHalfSheetManager;
+    @Mock
+    private FastPairNotificationManager mFastPairNotificationManager;
+    private static final String BLUETOOTH_ADDRESS = "AA:BB:CC:DD";
+    private static final int CLOSE_RSSI = -80;
+    private static final int FAR_AWAY_RSSI = -120;
+    private static final int TX_POWER = -70;
+    private static final byte[] INITIAL_BYTE_ARRAY = new byte[]{0x01, 0x02, 0x03};
+
+    LocatorContextWrapper mLocatorContextWrapper;
+    FastPairAdvHandler mFastPairAdvHandler;
+
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+
+        mLocatorContextWrapper = new LocatorContextWrapper(mContext);
+        mLocatorContextWrapper.getLocator().overrideBindingForTest(
+                FastPairHalfSheetManager.class, mFastPairHalfSheetManager
+        );
+        mLocatorContextWrapper.getLocator().overrideBindingForTest(
+                FastPairNotificationManager.class, mFastPairNotificationManager
+        );
+        when(mFastPairDataProvider.loadFastPairAntispoofKeyDeviceMetadata(any()))
+                .thenReturn(Rpcs.GetObservedDeviceResponse.getDefaultInstance());
+        mFastPairAdvHandler = new FastPairAdvHandler(mLocatorContextWrapper, mFastPairDataProvider);
+    }
+
+    @Test
+    public void testInitialBroadcast() {
+        FastPairDevice fastPairDevice = new FastPairDevice.Builder()
+                .setData(INITIAL_BYTE_ARRAY)
+                .setBluetoothAddress(BLUETOOTH_ADDRESS)
+                .setRssi(CLOSE_RSSI)
+                .setTxPower(TX_POWER)
+                .build();
+
+        mFastPairAdvHandler.handleBroadcast(fastPairDevice);
+
+        verify(mFastPairHalfSheetManager).showHalfSheet(any());
+    }
+
+    @Test
+    public void testInitialBroadcast_farAway_notShowHalfSheet() {
+        FastPairDevice fastPairDevice = new FastPairDevice.Builder()
+                .setData(INITIAL_BYTE_ARRAY)
+                .setBluetoothAddress(BLUETOOTH_ADDRESS)
+                .setRssi(FAR_AWAY_RSSI)
+                .setTxPower(TX_POWER)
+                .build();
+
+        mFastPairAdvHandler.handleBroadcast(fastPairDevice);
+
+        verify(mFastPairHalfSheetManager, never()).showHalfSheet(any());
+    }
+
+    @Test
+    public void testSubsequentBroadcast() {
+        byte[] fastPairRecordWithBloomFilter =
+                new byte[]{
+                        (byte) 0x02,
+                        (byte) 0x01,
+                        (byte) 0x02, // Flags
+                        (byte) 0x02,
+                        (byte) 0x0A,
+                        (byte) 0xEB, // Tx Power (-20)
+                        (byte) 0x0B,
+                        (byte) 0x16,
+                        (byte) 0x2C,
+                        (byte) 0xFE, // FastPair Service Data
+                        (byte) 0x00, // Flags (model ID length = 3)
+                        (byte) 0x40, // Account key hash flags (length = 4, type = 0)
+                        (byte) 0x11,
+                        (byte) 0x22,
+                        (byte) 0x33,
+                        (byte) 0x44, // Account key hash (0x11223344)
+                        (byte) 0x11, // Account key salt flags (length = 1, type = 1)
+                        (byte) 0x55, // Account key salt
+                };
+        FastPairDevice fastPairDevice = new FastPairDevice.Builder()
+                .setData(fastPairRecordWithBloomFilter)
+                .setBluetoothAddress(BLUETOOTH_ADDRESS)
+                .setRssi(CLOSE_RSSI)
+                .setTxPower(TX_POWER)
+                .build();
+
+        mFastPairAdvHandler.handleBroadcast(fastPairDevice);
+
+        verify(mFastPairHalfSheetManager, never()).showHalfSheet(any());
+    }
+}
diff --git a/nearby/tests/unit/src/com/android/server/nearby/fastpair/testing/FakeDiscoveryItems.java b/nearby/tests/unit/src/com/android/server/nearby/fastpair/testing/FakeDiscoveryItems.java
index aa7e6f6..c406e47 100644
--- a/nearby/tests/unit/src/com/android/server/nearby/fastpair/testing/FakeDiscoveryItems.java
+++ b/nearby/tests/unit/src/com/android/server/nearby/fastpair/testing/FakeDiscoveryItems.java
@@ -42,7 +42,6 @@
         item.setState(Cache.StoredDiscoveryItem.State.STATE_ENABLED);
         item.setId(FAST_PAIR_ID);
         item.setDescription(DEFAULT_DESCRIPITON);
-        item.setType(Cache.NearbyType.NEARBY_DEVICE);
         item.setTriggerId(triggerId);
         item.setMacAddress(DEFAULT_MAC_ADDRESS);
         item.setFirstObservationTimestampMillis(DEFAULT_TIMESTAMP);
diff --git a/nearby/tests/unit/src/com/android/server/nearby/metrics/NearbyMetricsTest.java b/nearby/tests/unit/src/com/android/server/nearby/metrics/NearbyMetricsTest.java
index c4d1ee2..91962ce 100644
--- a/nearby/tests/unit/src/com/android/server/nearby/metrics/NearbyMetricsTest.java
+++ b/nearby/tests/unit/src/com/android/server/nearby/metrics/NearbyMetricsTest.java
@@ -17,7 +17,7 @@
 package com.android.server.nearby.metrics;
 
 import static android.nearby.ScanRequest.SCAN_MODE_BALANCED;
-import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_SHARE;
+import static android.nearby.ScanRequest.SCAN_TYPE_FAST_PAIR;
 
 import android.nearby.NearbyDeviceParcelable;
 import android.nearby.PublicCredential;
@@ -59,7 +59,7 @@
     private final ScanRequest.Builder mScanRequestBuilder =
             new ScanRequest.Builder()
                     .setScanMode(SCAN_MODE_BALANCED)
-                    .setScanType(SCAN_TYPE_NEARBY_SHARE);
+                    .setScanType(SCAN_TYPE_FAST_PAIR);
     private final ScanRequest mScanRequest = mScanRequestBuilder.setWorkSource(mWorkSource).build();
     private final ScanRequest mScanRequestWithEmptyWorkSource =
             mScanRequestBuilder.setWorkSource(mEmptyWorkSource).build();
@@ -103,7 +103,7 @@
                 SESSION_ID,
                 NearbyStatsLog
                         .NEARBY_DEVICE_SCAN_STATE_CHANGED__SCAN_STATE__NEARBY_SCAN_STATE_STARTED,
-                SCAN_TYPE_NEARBY_SHARE,
+                SCAN_TYPE_FAST_PAIR,
                 0,
                 0,
                 "",
@@ -119,7 +119,7 @@
                 SESSION_ID,
                 NearbyStatsLog
                         .NEARBY_DEVICE_SCAN_STATE_CHANGED__SCAN_STATE__NEARBY_SCAN_STATE_STARTED,
-                SCAN_TYPE_NEARBY_SHARE,
+                SCAN_TYPE_FAST_PAIR,
                 0,
                 0,
                 "",
@@ -135,7 +135,7 @@
                 SESSION_ID,
                 NearbyStatsLog
                         .NEARBY_DEVICE_SCAN_STATE_CHANGED__SCAN_STATE__NEARBY_SCAN_STATE_STOPPED,
-                SCAN_TYPE_NEARBY_SHARE,
+                SCAN_TYPE_FAST_PAIR,
                 0,
                 0,
                 "",
@@ -151,7 +151,7 @@
                 SESSION_ID,
                 NearbyStatsLog
                         .NEARBY_DEVICE_SCAN_STATE_CHANGED__SCAN_STATE__NEARBY_SCAN_STATE_STOPPED,
-                SCAN_TYPE_NEARBY_SHARE,
+                SCAN_TYPE_FAST_PAIR,
                 0,
                 0,
                 "",
@@ -167,7 +167,7 @@
                 SESSION_ID,
                 NearbyStatsLog
                         .NEARBY_DEVICE_SCAN_STATE_CHANGED__SCAN_STATE__NEARBY_SCAN_STATE_DISCOVERED,
-                SCAN_TYPE_NEARBY_SHARE,
+                SCAN_TYPE_FAST_PAIR,
                 SCAN_MEDIUM,
                 RSSI,
                 FAST_PAIR_MODEL_ID,
@@ -184,7 +184,7 @@
                 SESSION_ID,
                 NearbyStatsLog
                         .NEARBY_DEVICE_SCAN_STATE_CHANGED__SCAN_STATE__NEARBY_SCAN_STATE_DISCOVERED,
-                SCAN_TYPE_NEARBY_SHARE,
+                SCAN_TYPE_FAST_PAIR,
                 SCAN_MEDIUM,
                 RSSI,
                 FAST_PAIR_MODEL_ID,
diff --git a/nearby/tests/unit/src/com/android/server/nearby/provider/UtilsTest.java b/nearby/tests/unit/src/com/android/server/nearby/provider/UtilsTest.java
index 205d5c2..eeea319 100644
--- a/nearby/tests/unit/src/com/android/server/nearby/provider/UtilsTest.java
+++ b/nearby/tests/unit/src/com/android/server/nearby/provider/UtilsTest.java
@@ -310,13 +310,6 @@
     private static void ensureHappyPathAsExpected(FastPairDeviceMetadataParcel metadataParcel) {
         assertThat(metadataParcel).isNotNull();
 
-        assertThat(metadataParcel.assistantSetupHalfSheet).isEqualTo(ASSISTANT_SETUP_HALFSHEET);
-        assertThat(metadataParcel.assistantSetupNotification).isEqualTo(
-                ASSISTANT_SETUP_NOTIFICATION);
-
-
-        assertThat(metadataParcel.confirmPinDescription).isEqualTo(CONFIRM_PIN_DESCRIPTION);
-        assertThat(metadataParcel.confirmPinTitle).isEqualTo(CONFIRM_PIN_TITLE);
         assertThat(metadataParcel.connectSuccessCompanionAppInstalled).isEqualTo(
                 CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         assertThat(metadataParcel.connectSuccessCompanionAppNotInstalled).isEqualTo(
@@ -326,8 +319,6 @@
 
         assertThat(metadataParcel.failConnectGoToSettingsDescription).isEqualTo(
                 FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        assertThat(metadataParcel.fastPairTvConnectDeviceNoAccountDescription).isEqualTo(
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
 
         assertThat(metadataParcel.initialNotificationDescription).isEqualTo(
                 INITIAL_NOTIFICATION_DESCRIPTION);
@@ -341,10 +332,6 @@
 
         assertThat(metadataParcel.subsequentPairingDescription).isEqualTo(
                 SUBSEQUENT_PAIRING_DESCRIPTION);
-        assertThat(metadataParcel.syncContactsDescription).isEqualTo(SYNC_CONTACT_DESCRPTION);
-        assertThat(metadataParcel.syncContactsTitle).isEqualTo(SYNC_CONTACTS_TITLE);
-        assertThat(metadataParcel.syncSmsDescription).isEqualTo(SYNC_SMS_DESCRIPTION);
-        assertThat(metadataParcel.syncSmsTitle).isEqualTo(SYNC_SMS_TITLE);
 
         assertThat(metadataParcel.trueWirelessImageUrlCase).isEqualTo(TRUE_WIRELESS_IMAGE_URL_CASE);
         assertThat(metadataParcel.trueWirelessImageUrlLeftBud).isEqualTo(
@@ -378,27 +365,18 @@
         assertThat(itemParcel.actionUrl).isEqualTo(ACTION_URL);
         assertThat(itemParcel.actionUrlType).isEqualTo(ACTION_URL_TYPE);
         assertThat(itemParcel.appName).isEqualTo(APP_NAME);
-        assertThat(itemParcel.attachmentType).isEqualTo(ATTACHMENT_TYPE);
         assertThat(itemParcel.authenticationPublicKeySecp256r1)
                 .isEqualTo(AUTHENTICATION_PUBLIC_KEY_SEC_P256R1);
-        assertThat(itemParcel.bleRecordBytes).isEqualTo(BLE_RECORD_BYTES);
-        assertThat(itemParcel.debugCategory).isEqualTo(DEBUG_CATEGORY);
-        assertThat(itemParcel.debugMessage).isEqualTo(DEBUG_MESSAGE);
         assertThat(itemParcel.description).isEqualTo(DESCRIPTION);
         assertThat(itemParcel.deviceName).isEqualTo(DEVICE_NAME);
         assertThat(itemParcel.displayUrl).isEqualTo(DISPLAY_URL);
-        assertThat(itemParcel.entityId).isEqualTo(ENTITY_ID);
-        assertThat(itemParcel.featureGraphicUrl).isEqualTo(FEATURE_GRAPHIC_URL);
         assertThat(itemParcel.firstObservationTimestampMillis)
                 .isEqualTo(FIRST_OBSERVATION_TIMESTAMP_MILLIS);
-        assertThat(itemParcel.groupId).isEqualTo(GROUP_ID);
         assertThat(itemParcel.iconFifeUrl).isEqualTo(ICON_FIFE_URL);
         assertThat(itemParcel.iconPng).isEqualTo(ICON_PNG);
         assertThat(itemParcel.id).isEqualTo(ID);
         assertThat(itemParcel.lastObservationTimestampMillis)
                 .isEqualTo(LAST_OBSERVATION_TIMESTAMP_MILLIS);
-        assertThat(itemParcel.lastUserExperience).isEqualTo(LAST_USER_EXPERIENCE);
-        assertThat(itemParcel.lostMillis).isEqualTo(LOST_MILLIS);
         assertThat(itemParcel.macAddress).isEqualTo(MAC_ADDRESS);
         assertThat(itemParcel.packageName).isEqualTo(PACKAGE_NAME);
         assertThat(itemParcel.pendingAppInstallTimestampMillis)
@@ -408,7 +386,6 @@
         assertThat(itemParcel.title).isEqualTo(TITLE);
         assertThat(itemParcel.triggerId).isEqualTo(TRIGGER_ID);
         assertThat(itemParcel.txPower).isEqualTo(TX_POWER);
-        assertThat(itemParcel.type).isEqualTo(TYPE);
     }
 
     private static FastPairEligibleAccountParcel genHappyPathFastPairEligibleAccountParcel() {
@@ -461,19 +438,13 @@
     private static FastPairDeviceMetadataParcel genHappyPathFastPairDeviceMetadataParcel() {
         FastPairDeviceMetadataParcel parcel = new FastPairDeviceMetadataParcel();
 
-        parcel.assistantSetupHalfSheet = ASSISTANT_SETUP_HALFSHEET;
-        parcel.assistantSetupNotification = ASSISTANT_SETUP_NOTIFICATION;
         parcel.bleTxPower = BLE_TX_POWER;
-        parcel.confirmPinDescription = CONFIRM_PIN_DESCRIPTION;
-        parcel.confirmPinTitle = CONFIRM_PIN_TITLE;
         parcel.connectSuccessCompanionAppInstalled = CONNECT_SUCCESS_COMPANION_APP_INSTALLED;
         parcel.connectSuccessCompanionAppNotInstalled =
                 CONNECT_SUCCESS_COMPANION_APP_NOT_INSTALLED;
         parcel.deviceType = DEVICE_TYPE;
         parcel.downloadCompanionAppDescription = DOWNLOAD_COMPANION_APP_DESCRIPTION;
         parcel.failConnectGoToSettingsDescription = FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION;
-        parcel.fastPairTvConnectDeviceNoAccountDescription =
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION;
         parcel.image = IMAGE;
         parcel.imageUrl = IMAGE_URL;
         parcel.initialNotificationDescription = INITIAL_NOTIFICATION_DESCRIPTION;
@@ -481,15 +452,10 @@
                 INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT;
         parcel.initialPairingDescription = INITIAL_PAIRING_DESCRIPTION;
         parcel.intentUri = INTENT_URI;
-        parcel.locale = LOCALE;
         parcel.name = NAME;
         parcel.openCompanionAppDescription = OPEN_COMPANION_APP_DESCRIPTION;
         parcel.retroactivePairingDescription = RETRO_ACTIVE_PAIRING_DESCRIPTION;
         parcel.subsequentPairingDescription = SUBSEQUENT_PAIRING_DESCRIPTION;
-        parcel.syncContactsDescription = SYNC_CONTACT_DESCRPTION;
-        parcel.syncContactsTitle = SYNC_CONTACTS_TITLE;
-        parcel.syncSmsDescription = SYNC_SMS_DESCRIPTION;
-        parcel.syncSmsTitle = SYNC_SMS_TITLE;
         parcel.triggerDistance = TRIGGER_DISTANCE;
         parcel.trueWirelessImageUrlCase = TRUE_WIRELESS_IMAGE_URL_CASE;
         parcel.trueWirelessImageUrlLeftBud = TRUE_WIRELESS_IMAGE_URL_LEFT_BUD;
@@ -508,30 +474,18 @@
         storedDiscoveryItemBuilder.setActionUrl(ACTION_URL);
         storedDiscoveryItemBuilder.setActionUrlType(Cache.ResolvedUrlType.WEBPAGE);
         storedDiscoveryItemBuilder.setAppName(APP_NAME);
-        storedDiscoveryItemBuilder.setAttachmentType(
-                Cache.DiscoveryAttachmentType.DISCOVERY_ATTACHMENT_TYPE_NORMAL);
         storedDiscoveryItemBuilder.setAuthenticationPublicKeySecp256R1(
                 ByteString.copyFrom(AUTHENTICATION_PUBLIC_KEY_SEC_P256R1));
-        storedDiscoveryItemBuilder.setBleRecordBytes(ByteString.copyFrom(BLE_RECORD_BYTES));
-        storedDiscoveryItemBuilder.setDebugCategory(
-                Cache.StoredDiscoveryItem.DebugMessageCategory.STATUS_VALID_NOTIFICATION);
-        storedDiscoveryItemBuilder.setDebugMessage(DEBUG_MESSAGE);
         storedDiscoveryItemBuilder.setDescription(DESCRIPTION);
         storedDiscoveryItemBuilder.setDeviceName(DEVICE_NAME);
         storedDiscoveryItemBuilder.setDisplayUrl(DISPLAY_URL);
-        storedDiscoveryItemBuilder.setEntityId(ENTITY_ID);
-        storedDiscoveryItemBuilder.setFeatureGraphicUrl(FEATURE_GRAPHIC_URL);
         storedDiscoveryItemBuilder.setFirstObservationTimestampMillis(
                 FIRST_OBSERVATION_TIMESTAMP_MILLIS);
-        storedDiscoveryItemBuilder.setGroupId(GROUP_ID);
         storedDiscoveryItemBuilder.setIconFifeUrl(ICON_FIFE_URL);
         storedDiscoveryItemBuilder.setIconPng(ByteString.copyFrom(ICON_PNG));
         storedDiscoveryItemBuilder.setId(ID);
         storedDiscoveryItemBuilder.setLastObservationTimestampMillis(
                 LAST_OBSERVATION_TIMESTAMP_MILLIS);
-        storedDiscoveryItemBuilder.setLastUserExperience(
-                Cache.StoredDiscoveryItem.ExperienceType.EXPERIENCE_GOOD);
-        storedDiscoveryItemBuilder.setLostMillis(LOST_MILLIS);
         storedDiscoveryItemBuilder.setMacAddress(MAC_ADDRESS);
         storedDiscoveryItemBuilder.setPackageName(PACKAGE_NAME);
         storedDiscoveryItemBuilder.setPendingAppInstallTimestampMillis(
@@ -541,21 +495,14 @@
         storedDiscoveryItemBuilder.setTitle(TITLE);
         storedDiscoveryItemBuilder.setTriggerId(TRIGGER_ID);
         storedDiscoveryItemBuilder.setTxPower(TX_POWER);
-        storedDiscoveryItemBuilder.setType(Cache.NearbyType.NEARBY_PROXIMITY_BEACON);
 
         FastPairStrings.Builder stringsBuilder = FastPairStrings.newBuilder();
-        stringsBuilder.setAssistantHalfSheetDescription(ASSISTANT_SETUP_HALFSHEET);
-        stringsBuilder.setAssistantNotificationDescription(ASSISTANT_SETUP_NOTIFICATION);
-        stringsBuilder.setConfirmPinDescription(CONFIRM_PIN_DESCRIPTION);
-        stringsBuilder.setConfirmPinTitle(CONFIRM_PIN_TITLE);
         stringsBuilder.setPairingFinishedCompanionAppInstalled(
                 CONNECT_SUCCESS_COMPANION_APP_INSTALLED);
         stringsBuilder.setPairingFinishedCompanionAppNotInstalled(
                 CONNECT_SUCCESS_COMPANION_APP_NOT_INSTALLED);
         stringsBuilder.setPairingFailDescription(
                 FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION);
-        stringsBuilder.setFastPairTvConnectDeviceNoAccountDescription(
-                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
         stringsBuilder.setTapToPairWithAccount(
                 INITIAL_NOTIFICATION_DESCRIPTION);
         stringsBuilder.setTapToPairWithoutAccount(
@@ -563,10 +510,6 @@
         stringsBuilder.setInitialPairingDescription(INITIAL_PAIRING_DESCRIPTION);
         stringsBuilder.setRetroactivePairingDescription(RETRO_ACTIVE_PAIRING_DESCRIPTION);
         stringsBuilder.setSubsequentPairingDescription(SUBSEQUENT_PAIRING_DESCRIPTION);
-        stringsBuilder.setSyncContactsDescription(SYNC_CONTACT_DESCRPTION);
-        stringsBuilder.setSyncContactsTitle(SYNC_CONTACTS_TITLE);
-        stringsBuilder.setSyncSmsDescription(SYNC_SMS_DESCRIPTION);
-        stringsBuilder.setSyncSmsTitle(SYNC_SMS_TITLE);
         stringsBuilder.setWaitAppLaunchDescription(WAIT_LAUNCH_COMPANION_APP_DESCRIPTION);
         storedDiscoveryItemBuilder.setFastPairStrings(stringsBuilder.build());
 
@@ -606,24 +549,15 @@
         parcel.actionUrl = ACTION_URL;
         parcel.actionUrlType = ACTION_URL_TYPE;
         parcel.appName = APP_NAME;
-        parcel.attachmentType = ATTACHMENT_TYPE;
         parcel.authenticationPublicKeySecp256r1 = AUTHENTICATION_PUBLIC_KEY_SEC_P256R1;
-        parcel.bleRecordBytes = BLE_RECORD_BYTES;
-        parcel.debugCategory = DEBUG_CATEGORY;
-        parcel.debugMessage = DEBUG_MESSAGE;
         parcel.description = DESCRIPTION;
         parcel.deviceName = DEVICE_NAME;
         parcel.displayUrl = DISPLAY_URL;
-        parcel.entityId = ENTITY_ID;
-        parcel.featureGraphicUrl = FEATURE_GRAPHIC_URL;
         parcel.firstObservationTimestampMillis = FIRST_OBSERVATION_TIMESTAMP_MILLIS;
-        parcel.groupId = GROUP_ID;
         parcel.iconFifeUrl = ICON_FIFE_URL;
         parcel.iconPng = ICON_PNG;
         parcel.id = ID;
         parcel.lastObservationTimestampMillis = LAST_OBSERVATION_TIMESTAMP_MILLIS;
-        parcel.lastUserExperience = LAST_USER_EXPERIENCE;
-        parcel.lostMillis = LOST_MILLIS;
         parcel.macAddress = MAC_ADDRESS;
         parcel.packageName = PACKAGE_NAME;
         parcel.pendingAppInstallTimestampMillis = PENDING_APP_INSTALL_TIMESTAMP_MILLIS;
@@ -632,7 +566,6 @@
         parcel.title = TITLE;
         parcel.triggerId = TRIGGER_ID;
         parcel.txPower = TX_POWER;
-        parcel.type = TYPE;
 
         return parcel;
     }
@@ -659,10 +592,6 @@
                 .setDevice(deviceBuilder.build())
                 .setImage(ByteString.copyFrom(IMAGE))
                 .setStrings(Rpcs.ObservedDeviceStrings.newBuilder()
-                        .setAssistantSetupHalfSheet(ASSISTANT_SETUP_HALFSHEET)
-                        .setAssistantSetupNotification(ASSISTANT_SETUP_NOTIFICATION)
-                        .setConfirmPinDescription(CONFIRM_PIN_DESCRIPTION)
-                        .setConfirmPinTitle(CONFIRM_PIN_TITLE)
                         .setConnectSuccessCompanionAppInstalled(
                                 CONNECT_SUCCESS_COMPANION_APP_INSTALLED)
                         .setConnectSuccessCompanionAppNotInstalled(
@@ -671,29 +600,18 @@
                                 DOWNLOAD_COMPANION_APP_DESCRIPTION)
                         .setFailConnectGoToSettingsDescription(
                                 FAIL_CONNECT_GOTO_SETTINGS_DESCRIPTION)
-                        .setFastPairTvConnectDeviceNoAccountDescription(
-                                FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION)
                         .setInitialNotificationDescription(
                                 INITIAL_NOTIFICATION_DESCRIPTION)
                         .setInitialNotificationDescriptionNoAccount(
                                 INITIAL_NOTIFICATION_DESCRIPTION_NO_ACCOUNT)
                         .setInitialPairingDescription(
                                 INITIAL_PAIRING_DESCRIPTION)
-                        .setLocale(LOCALE)
                         .setOpenCompanionAppDescription(
                                 OPEN_COMPANION_APP_DESCRIPTION)
                         .setRetroactivePairingDescription(
                                 RETRO_ACTIVE_PAIRING_DESCRIPTION)
                         .setSubsequentPairingDescription(
                                 SUBSEQUENT_PAIRING_DESCRIPTION)
-                        .setSyncContactsDescription(
-                                SYNC_CONTACT_DESCRPTION)
-                        .setSyncContactsTitle(
-                                SYNC_CONTACTS_TITLE)
-                        .setSyncSmsDescription(
-                                SYNC_SMS_DESCRIPTION)
-                        .setSyncSmsTitle(
-                                SYNC_SMS_TITLE)
                         .setUnableToConnectDescription(
                                 UNABLE_TO_CONNECT_DESCRIPTION)
                         .setUnableToConnectTitle(
diff --git a/nearby/tests/unit/src/com/android/server/nearby/util/DataUtilsTest.java b/nearby/tests/unit/src/com/android/server/nearby/util/DataUtilsTest.java
index 9152c07..f098600 100644
--- a/nearby/tests/unit/src/com/android/server/nearby/util/DataUtilsTest.java
+++ b/nearby/tests/unit/src/com/android/server/nearby/util/DataUtilsTest.java
@@ -92,12 +92,6 @@
                 .isEqualTo(MESSAGE_WAIT_LAUNCH_COMPANION_APP_DESCRIPTION);
         assertThat(strings.getPairingFailDescription())
                 .isEqualTo(MESSAGE_FAIL_CONNECT_DESCRIPTION);
-        assertThat(strings.getAssistantHalfSheetDescription())
-                .isEqualTo(MESSAGE_ASSISTANT_HALF_SHEET_DESCRIPTION);
-        assertThat(strings.getAssistantNotificationDescription())
-                .isEqualTo(MESSAGE_ASSISTANT_NOTIFICATION_DESCRIPTION);
-        assertThat(strings.getFastPairTvConnectDeviceNoAccountDescription())
-                .isEqualTo(MESSAGE_FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION);
     }
 
     @Test
@@ -124,10 +118,7 @@
                         + "subsequentPairingDescription=message 6, "
                         + "retroactivePairingDescription=message 7, "
                         + "waitAppLaunchDescription=message 8, "
-                        + "pairingFailDescription=message 9, "
-                        + "assistantHalfSheetDescription=message 11, "
-                        + "assistantNotificationDescription=message 12, "
-                        + "fastPairTvConnectDeviceNoAccountDescription=message 10]");
+                        + "pairingFailDescription=message 9]");
     }
 
     private static GetObservedDeviceResponse createObservedDeviceResponse() {
@@ -168,13 +159,7 @@
                                 .setWaitLaunchCompanionAppDescription(
                                         MESSAGE_WAIT_LAUNCH_COMPANION_APP_DESCRIPTION)
                                 .setFailConnectGoToSettingsDescription(
-                                        MESSAGE_FAIL_CONNECT_DESCRIPTION)
-                                .setAssistantSetupHalfSheet(
-                                        MESSAGE_ASSISTANT_HALF_SHEET_DESCRIPTION)
-                                .setAssistantSetupNotification(
-                                        MESSAGE_ASSISTANT_NOTIFICATION_DESCRIPTION)
-                                .setFastPairTvConnectDeviceNoAccountDescription(
-                                        MESSAGE_FAST_PAIR_TV_CONNECT_DEVICE_NO_ACCOUNT_DESCRIPTION))
+                                        MESSAGE_FAIL_CONNECT_DESCRIPTION))
                 .build();
     }
 }
diff --git a/service/src/com/android/server/ConnectivityService.java b/service/src/com/android/server/ConnectivityService.java
index b4cc41a..0528f29 100644
--- a/service/src/com/android/server/ConnectivityService.java
+++ b/service/src/com/android/server/ConnectivityService.java
@@ -2238,6 +2238,13 @@
                 callingAttributionTag);
     }
 
+    private void redactUnderlyingNetworksForCapabilities(NetworkCapabilities nc, int pid, int uid) {
+        if (nc.getUnderlyingNetworks() != null
+                && !checkNetworkFactoryOrSettingsPermission(pid, uid)) {
+            nc.setUnderlyingNetworks(null);
+        }
+    }
+
     @VisibleForTesting
     NetworkCapabilities networkCapabilitiesRestrictedForCallerPermissions(
             NetworkCapabilities nc, int callerPid, int callerUid) {
@@ -2250,8 +2257,6 @@
         if (!checkSettingsPermission(callerPid, callerUid)) {
             newNc.setUids(null);
             newNc.setSSID(null);
-            // TODO: Processes holding NETWORK_FACTORY should be able to see the underlying networks
-            newNc.setUnderlyingNetworks(null);
         }
         if (newNc.getNetworkSpecifier() != null) {
             newNc.setNetworkSpecifier(newNc.getNetworkSpecifier().redact());
@@ -2265,6 +2270,7 @@
             newNc.setAllowedUids(new ArraySet<>());
             newNc.setSubscriptionIds(Collections.emptySet());
         }
+        redactUnderlyingNetworksForCapabilities(newNc, callerPid, callerUid);
 
         return newNc;
     }
@@ -2877,6 +2883,15 @@
                 NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK);
     }
 
+    private boolean checkNetworkFactoryOrSettingsPermission(int pid, int uid) {
+        return PERMISSION_GRANTED == mContext.checkPermission(
+                android.Manifest.permission.NETWORK_FACTORY, pid, uid)
+                || PERMISSION_GRANTED == mContext.checkPermission(
+                android.Manifest.permission.NETWORK_SETTINGS, pid, uid)
+                || PERMISSION_GRANTED == mContext.checkPermission(
+                NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK, pid, uid);
+    }
+
     private boolean checkSettingsPermission() {
         return checkAnyPermissionOf(
                 android.Manifest.permission.NETWORK_SETTINGS,
diff --git a/service/src/com/android/server/connectivity/FullScore.java b/service/src/com/android/server/connectivity/FullScore.java
index 799f46b..b13ba93 100644
--- a/service/src/com/android/server/connectivity/FullScore.java
+++ b/service/src/com/android/server/connectivity/FullScore.java
@@ -29,6 +29,7 @@
 import android.net.NetworkCapabilities;
 import android.net.NetworkScore;
 import android.net.NetworkScore.KeepConnectedReason;
+import android.util.Log;
 import android.util.SparseArray;
 
 import com.android.internal.annotations.VisibleForTesting;
@@ -46,6 +47,8 @@
  * they are handling a score that had the CS-managed bits set.
  */
 public class FullScore {
+    private static final String TAG = FullScore.class.getSimpleName();
+
     // This will be removed soon. Do *NOT* depend on it for any new code that is not part of
     // a migration.
     private final int mLegacyInt;
@@ -126,7 +129,15 @@
     @VisibleForTesting
     static @NonNull String policyNameOf(final int policy) {
         final String name = sMessageNames.get(policy);
-        if (name == null) throw new IllegalArgumentException("Unknown policy: " + policy);
+        if (name == null) {
+            // Don't throw here because name might be null due to proguard stripping out the
+            // POLICY_* constants, potentially causing a crash only on user builds because proguard
+            // does not run on userdebug builds.
+            // TODO: make MessageUtils safer by not returning the array and instead storing it
+            // internally and providing a getter (that does not throw) for individual values.
+            Log.wtf(TAG, "Unknown policy: " + policy);
+            return Integer.toString(policy);
+        }
         return name.substring("POLICY_".length());
     }
 
diff --git a/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt b/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
index f007b83..0504973 100644
--- a/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
+++ b/tests/cts/net/src/android/net/cts/NetworkAgentTest.kt
@@ -72,6 +72,7 @@
 import android.os.HandlerThread
 import android.os.Message
 import android.os.SystemClock
+import android.platform.test.annotations.AppModeFull
 import android.telephony.TelephonyManager
 import android.telephony.data.EpsBearerQosSessionAttributes
 import android.util.DebugUtils.valueToString
@@ -106,7 +107,6 @@
 import com.android.testutils.TestableNetworkCallback
 import com.android.testutils.assertThrows
 import org.junit.After
-import org.junit.Assume.assumeFalse
 import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
@@ -946,11 +946,9 @@
         return Pair(agent, qosTestSocket!!)
     }
 
+    @AppModeFull(reason = "Instant apps don't have permission to bind sockets.")
     @Test
     fun testQosCallbackRegisterWithUnregister() {
-        // Instant apps can't bind sockets to localhost
-        // TODO: use @AppModeFull when supported by DevSdkIgnoreRunner
-        assumeFalse(realContext.packageManager.isInstantApp())
         val (agent, socket) = setupForQosCallbackTesting()
 
         val qosCallback = TestableQosCallback()
@@ -975,11 +973,9 @@
         }
     }
 
+    @AppModeFull(reason = "Instant apps don't have permission to bind sockets.")
     @Test
     fun testQosCallbackOnQosSession() {
-        // Instant apps can't bind sockets to localhost
-        // TODO: use @AppModeFull when supported by DevSdkIgnoreRunner
-        assumeFalse(realContext.packageManager.isInstantApp())
         val (agent, socket) = setupForQosCallbackTesting()
         val qosCallback = TestableQosCallback()
         Executors.newSingleThreadExecutor().let { executor ->
@@ -1023,11 +1019,9 @@
         }
     }
 
+    @AppModeFull(reason = "Instant apps don't have permission to bind sockets.")
     @Test
     fun testQosCallbackOnError() {
-        // Instant apps can't bind sockets to localhost
-        // TODO: use @AppModeFull when supported by DevSdkIgnoreRunner
-        assumeFalse(realContext.packageManager.isInstantApp())
         val (agent, socket) = setupForQosCallbackTesting()
         val qosCallback = TestableQosCallback()
         Executors.newSingleThreadExecutor().let { executor ->
@@ -1064,11 +1058,9 @@
         }
     }
 
+    @AppModeFull(reason = "Instant apps don't have permission to bind sockets.")
     @Test
     fun testQosCallbackIdsAreMappedCorrectly() {
-        // Instant apps can't bind sockets to localhost
-        // TODO: use @AppModeFull when supported by DevSdkIgnoreRunner
-        assumeFalse(realContext.packageManager.isInstantApp())
         val (agent, socket) = setupForQosCallbackTesting()
         val qosCallback1 = TestableQosCallback()
         val qosCallback2 = TestableQosCallback()
@@ -1107,11 +1099,9 @@
         }
     }
 
+    @AppModeFull(reason = "Instant apps don't have permission to bind sockets.")
     @Test
     fun testQosCallbackWhenNetworkReleased() {
-        // Instant apps can't bind sockets to localhost
-        // TODO: use @AppModeFull when supported by DevSdkIgnoreRunner
-        assumeFalse(realContext.packageManager.isInstantApp())
         val (agent, socket) = setupForQosCallbackTesting()
         Executors.newSingleThreadExecutor().let { executor ->
             try {
@@ -1151,6 +1141,7 @@
         )
     }
 
+    @AppModeFull(reason = "Instant apps don't have permission to bind sockets.")
     @Test
     fun testUnregisterAfterReplacement() {
         // Keeps an eye on all test networks.
diff --git a/tests/unit/java/com/android/server/connectivity/FullScoreTest.kt b/tests/unit/java/com/android/server/connectivity/FullScoreTest.kt
index e7f6245..c03a9cd 100644
--- a/tests/unit/java/com/android/server/connectivity/FullScoreTest.kt
+++ b/tests/unit/java/com/android/server/connectivity/FullScoreTest.kt
@@ -22,6 +22,7 @@
 import android.os.Build
 import android.text.TextUtils
 import android.util.ArraySet
+import android.util.Log
 import androidx.test.filters.SmallTest
 import com.android.server.connectivity.FullScore.MAX_CS_MANAGED_POLICY
 import com.android.server.connectivity.FullScore.POLICY_ACCEPT_UNVALIDATED
@@ -32,11 +33,12 @@
 import com.android.server.connectivity.FullScore.POLICY_IS_VPN
 import com.android.testutils.DevSdkIgnoreRule
 import com.android.testutils.DevSdkIgnoreRunner
+import org.junit.After
+import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
 import kotlin.reflect.full.staticProperties
 import kotlin.test.assertEquals
-import kotlin.test.assertFailsWith
 import kotlin.test.assertFalse
 import kotlin.test.assertTrue
 
@@ -63,6 +65,23 @@
         return mixInScore(nc, nac, validated, false /* yieldToBadWifi */, destroyed)
     }
 
+    private val TAG = this::class.simpleName
+
+    private var wtfHandler: Log.TerribleFailureHandler? = null
+
+    @Before
+    fun setUp() {
+        // policyNameOf will call Log.wtf if passed an invalid policy.
+        wtfHandler = Log.setWtfHandler() { tagString, what, system ->
+            Log.d(TAG, "WTF captured, ignoring: $tagString $what")
+        }
+    }
+
+    @After
+    fun tearDown() {
+        Log.setWtfHandler(wtfHandler)
+    }
+
     @Test
     fun testGetLegacyInt() {
         val ns = FullScore(50, 0L /* policy */, KEEP_CONNECTED_NONE)
@@ -101,10 +120,9 @@
             assertFalse(foundNames.contains(name))
             foundNames.add(name)
         }
-        assertFailsWith<IllegalArgumentException> {
-            FullScore.policyNameOf(MAX_CS_MANAGED_POLICY + 1)
-        }
         assertEquals("IS_UNMETERED", FullScore.policyNameOf(POLICY_IS_UNMETERED))
+        val invalidPolicy = MAX_CS_MANAGED_POLICY + 1
+        assertEquals(Integer.toString(invalidPolicy), FullScore.policyNameOf(invalidPolicy))
     }
 
     fun getAllPolicies() = Regex("POLICY_.*").let { nameRegex ->