diff --git a/Android.bp b/Android.bp
index 866b706..2637686 100644
--- a/Android.bp
+++ b/Android.bp
@@ -109,3 +109,21 @@
     name: "contextualcards",
     aars: ["libs/contextualcards.aar"],
 }
+
+filegroup {
+    name: "Settings_proguard_flags",
+    srcs: ["proguard.flags"],
+}
+
+// The sources for Settings need to be exposed to SettingsGoogle, etc.
+// so they can run the com.android.settingslib.search.IndexableProcessor
+// over all the sources together.
+filegroup {
+    name: "Settings_srcs",
+    srcs: ["src/**/*.java"],
+}
+
+filegroup {
+    name: "Settings_manifest",
+    srcs: ["AndroidManifest.xml"],
+}
diff --git a/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminAdd.java b/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminAdd.java
index 7c8b96f..45801c8 100644
--- a/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminAdd.java
+++ b/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminAdd.java
@@ -102,7 +102,7 @@
     DevicePolicyManager mDPM;
     AppOpsManager mAppOps;
     DeviceAdminInfo mDeviceAdmin;
-    CharSequence mAddMsgText;
+    String mAddMsgText;
     String mProfileOwnerName;
 
     ImageView mAdminIcon;
@@ -274,7 +274,11 @@
             }
         }
 
-        mAddMsgText = getIntent().getCharSequenceExtra(DevicePolicyManager.EXTRA_ADD_EXPLANATION);
+        final CharSequence addMsgCharSequence = getIntent().getCharSequenceExtra(
+                DevicePolicyManager.EXTRA_ADD_EXPLANATION);
+        if (addMsgCharSequence != null) {
+            mAddMsgText = addMsgCharSequence.toString();
+        }
 
         if (mAddingProfileOwner) {
             // If we're trying to add a profile owner and user setup hasn't completed yet, no
@@ -628,7 +632,7 @@
         } catch (Resources.NotFoundException e) {
             mAdminDescription.setVisibility(View.GONE);
         }
-        if (mAddMsgText != null) {
+        if (!TextUtils.isEmpty(mAddMsgText)) {
             mAddMsg.setText(mAddMsgText);
             mAddMsg.setVisibility(View.VISIBLE);
         } else {
diff --git a/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminListPreferenceController.java b/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminListPreferenceController.java
index e25bb1e..ead5a5a 100644
--- a/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminListPreferenceController.java
+++ b/src/com/android/settings/applications/specialaccess/deviceadmin/DeviceAdminListPreferenceController.java
@@ -207,6 +207,7 @@
             return true;
         });
         pref.setOnPreferenceChangeListener((preference, newValue) -> false);
+        pref.setSingleLineTitle(true);
     }
 
     /**
diff --git a/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java b/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java
index 10409fc..f095c7a 100644
--- a/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java
+++ b/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogController.java
@@ -229,7 +229,8 @@
         if (mSubscriptionInfo == null) {
             return;
         }
-
+        mTelephonyManager =
+            mTelephonyManager.createForSubscriptionId(mSubscriptionInfo.getSubscriptionId());
         mPhoneStateListener = getPhoneStateListener();
         updateLatestAreaInfo();
         updateSubscriptionStatus();
diff --git a/src/com/android/settings/fuelgauge/BatteryHeaderPreferenceController.java b/src/com/android/settings/fuelgauge/BatteryHeaderPreferenceController.java
index 9066444..11d7564 100644
--- a/src/com/android/settings/fuelgauge/BatteryHeaderPreferenceController.java
+++ b/src/com/android/settings/fuelgauge/BatteryHeaderPreferenceController.java
@@ -52,7 +52,8 @@
  * Controller that update the battery header view
  */
 public class BatteryHeaderPreferenceController extends BasePreferenceController
-        implements PreferenceControllerMixin, LifecycleObserver, OnStart {
+        implements PreferenceControllerMixin, LifecycleObserver, OnStart,
+        BatteryPreferenceController {
     @VisibleForTesting
     static final String KEY_BATTERY_HEADER = "battery_header";
     private static final String ANNOTATION_URL = "url";
@@ -121,16 +122,20 @@
                 .styleActionBar(mActivity);
     }
 
+    private CharSequence generateLabel(BatteryInfo info) {
+        if (BatteryUtils.isBatteryDefenderOn(info)) {
+            return null;
+        } else if (info.remainingLabel == null) {
+            return info.statusLabel;
+        } else {
+            return info.remainingLabel;
+        }
+    }
+
     public void updateHeaderPreference(BatteryInfo info) {
         mBatteryPercentText.setText(formatBatteryPercentageText(info.batteryLevel));
         if (!mBatteryStatusFeatureProvider.triggerBatteryStatusUpdate(this, info)) {
-            if (BatteryUtils.isBatteryDefenderOn(info)) {
-                mSummary1.setText(null);
-            } else if (info.remainingLabel == null) {
-                mSummary1.setText(info.statusLabel);
-            } else {
-                mSummary1.setText(info.remainingLabel);
-            }
+            mSummary1.setText(generateLabel(info));
         }
 
         mBatteryMeterView.setBatteryLevel(info.batteryLevel);
@@ -141,8 +146,8 @@
     /**
      * Callback which receives text for the summary line.
      */
-    public void updateBatteryStatus(String statusLabel) {
-        mSummary1.setText(statusLabel);
+    public void updateBatteryStatus(String label, BatteryInfo info) {
+        mSummary1.setText(label != null ? label : generateLabel(info));
     }
 
     public void quickUpdateHeaderPreference() {
diff --git a/src/com/android/settings/fuelgauge/BatteryPreferenceController.java b/src/com/android/settings/fuelgauge/BatteryPreferenceController.java
new file mode 100644
index 0000000..badf5c8
--- /dev/null
+++ b/src/com/android/settings/fuelgauge/BatteryPreferenceController.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2020 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.settings.fuelgauge;
+
+/**
+ * Common interface for a preference controller that updates battery status
+ */
+public interface BatteryPreferenceController {
+
+    /**
+     * Updates the label for the preference controller. If the label is null, the
+     * implementation should revert back to the original label based on the
+     * battery info.
+     */
+    void updateBatteryStatus(String label, BatteryInfo info);
+}
diff --git a/src/com/android/settings/fuelgauge/BatteryStatusFeatureProvider.java b/src/com/android/settings/fuelgauge/BatteryStatusFeatureProvider.java
index c3fc247..46f00c7 100644
--- a/src/com/android/settings/fuelgauge/BatteryStatusFeatureProvider.java
+++ b/src/com/android/settings/fuelgauge/BatteryStatusFeatureProvider.java
@@ -25,5 +25,5 @@
      * Trigger a battery status update; return false if built-in status should be used.
      */
     boolean triggerBatteryStatusUpdate(
-            BatteryHeaderPreferenceController batteryHeaderPreferenceController, BatteryInfo info);
+            BatteryPreferenceController controller, BatteryInfo info);
 }
diff --git a/src/com/android/settings/fuelgauge/BatteryStatusFeatureProviderImpl.java b/src/com/android/settings/fuelgauge/BatteryStatusFeatureProviderImpl.java
index 47d376d..dc4b5db 100644
--- a/src/com/android/settings/fuelgauge/BatteryStatusFeatureProviderImpl.java
+++ b/src/com/android/settings/fuelgauge/BatteryStatusFeatureProviderImpl.java
@@ -31,7 +31,7 @@
 
     @Override
     public boolean triggerBatteryStatusUpdate(
-            BatteryHeaderPreferenceController batteryHeaderPreferenceController, BatteryInfo info) {
+            BatteryPreferenceController controller, BatteryInfo info) {
         return false;
     }
 }
diff --git a/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java b/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
index e428d49..99eb05d 100644
--- a/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
+++ b/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
@@ -24,18 +24,21 @@
 
 import com.android.settings.R;
 import com.android.settings.core.BasePreferenceController;
+import com.android.settings.overlay.FeatureFactory;
 import com.android.settingslib.core.lifecycle.LifecycleObserver;
 import com.android.settingslib.core.lifecycle.events.OnStart;
 import com.android.settingslib.core.lifecycle.events.OnStop;
 
 public class TopLevelBatteryPreferenceController extends BasePreferenceController implements
-        LifecycleObserver, OnStart, OnStop {
+        LifecycleObserver, OnStart, OnStop, BatteryPreferenceController {
 
     @VisibleForTesting
-    boolean mIsBatteryPresent = true;
+    protected boolean mIsBatteryPresent = true;
     private final BatteryBroadcastReceiver mBatteryBroadcastReceiver;
     private Preference mPreference;
     private BatteryInfo mBatteryInfo;
+    private BatteryStatusFeatureProvider mBatteryStatusFeatureProvider;
+    private String mBatteryStatusLabel;
 
     public TopLevelBatteryPreferenceController(Context context, String preferenceKey) {
         super(context, preferenceKey);
@@ -49,6 +52,9 @@
                 updateState(mPreference);
             }, true /* shortString */);
         });
+
+        mBatteryStatusFeatureProvider = FeatureFactory.getFactory(context)
+                .getBatteryStatusFeatureProvider(context);
     }
 
     @Override
@@ -75,27 +81,56 @@
 
     @Override
     public CharSequence getSummary() {
+        return getSummary(true /* batteryStatusUpdate */);
+    }
+
+    private CharSequence getSummary(boolean batteryStatusUpdate) {
         // Display help message if battery is not present.
         if (!mIsBatteryPresent) {
             return mContext.getText(R.string.battery_missing_message);
         }
-        return getDashboardLabel(mContext, mBatteryInfo);
+        return getDashboardLabel(mContext, mBatteryInfo, batteryStatusUpdate);
     }
 
-    static CharSequence getDashboardLabel(Context context, BatteryInfo info) {
+    protected CharSequence getDashboardLabel(Context context, BatteryInfo info,
+            boolean batteryStatusUpdate) {
         if (info == null || context == null) {
             return null;
         }
-        CharSequence label;
+
+        if (batteryStatusUpdate) {
+            if (!mBatteryStatusFeatureProvider.triggerBatteryStatusUpdate(this, info)) {
+                mBatteryStatusLabel = null; // will generateLabel()
+            }
+        }
+
+        return (mBatteryStatusLabel == null) ? generateLabel(info) : mBatteryStatusLabel;
+    }
+
+    private CharSequence generateLabel(BatteryInfo info) {
         if (!info.discharging && info.chargeLabel != null) {
-            label = info.chargeLabel;
+            return info.chargeLabel;
         } else if (info.remainingLabel == null) {
-            label = info.batteryPercentString;
+            return info.batteryPercentString;
         } else {
-            label = context.getString(R.string.power_remaining_settings_home_page,
+            return mContext.getString(R.string.power_remaining_settings_home_page,
                     info.batteryPercentString,
                     info.remainingLabel);
         }
-        return label;
+    }
+
+    /**
+     * Callback which receives text for the label.
+     */
+    public void updateBatteryStatus(String label, BatteryInfo info) {
+        mBatteryStatusLabel = label; // Null if adaptive charging is not active
+
+        if (mPreference != null) {
+            // Do not triggerBatteryStatusUpdate(), otherwise there will be an infinite loop
+            final CharSequence summary = getSummary(false /* batteryStatusUpdate */);
+            if (summary != null) {
+                mPreference.setSummary(summary);
+            }
+        }
     }
 }
diff --git a/src/com/android/settings/media/MediaOutputSlice.java b/src/com/android/settings/media/MediaOutputSlice.java
index 2cc7a49..ae7e0e8 100644
--- a/src/com/android/settings/media/MediaOutputSlice.java
+++ b/src/com/android/settings/media/MediaOutputSlice.java
@@ -147,7 +147,8 @@
                 .setSourceMetricsCategory(SettingsEnums.PANEL_MEDIA_OUTPUT)
                 .toIntent();
         final SliceAction primarySliceAction = SliceAction.createDeeplink(
-                PendingIntent.getActivity(mContext, 0 /* requestCode */, intent, 0 /* flags */),
+                PendingIntent.getActivity(mContext, 0 /* requestCode */, intent,
+                        PendingIntent.FLAG_IMMUTABLE),
                 IconCompat.createWithResource(mContext, R.drawable.ic_add_24dp/*ic_add_blue_24dp*/),
                 ListBuilder.ICON_IMAGE,
                 mContext.getText(R.string.bluetooth_pairing_pref_title));
@@ -248,7 +249,8 @@
                 .putExtra(MEDIA_DEVICE_ID, id)
                 .setClass(mContext, SliceBroadcastReceiver.class);
 
-        return PendingIntent.getBroadcast(mContext, requestCode, intent, 0);
+        return PendingIntent.getBroadcast(mContext, requestCode, intent,
+                PendingIntent.FLAG_IMMUTABLE);
     }
 
     private SliceAction getEndItemSliceAction() {
@@ -261,7 +263,8 @@
                 ? 0
                 : getWorker().getPackageName().hashCode();
         return SliceAction.createDeeplink(
-                PendingIntent.getActivity(mContext, requestCode, intent, 0 /* flags */),
+                PendingIntent.getActivity(mContext, requestCode, intent,
+                        PendingIntent.FLAG_IMMUTABLE),
                 IconCompat.createWithResource(mContext, R.drawable.ic_add_blue_24dp),
                 ListBuilder.ICON_IMAGE,
                 mContext.getText(R.string.add));
@@ -350,7 +353,7 @@
         intent.putExtra(MEDIA_DEVICE_ID, id);
         intent.addFlags(Intent.FLAG_RECEIVER_FOREGROUND);
         return PendingIntent.getBroadcast(context, requestCode, intent,
-                PendingIntent.FLAG_UPDATE_CURRENT);
+                PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE);
     }
 
     @Override
diff --git a/src/com/android/settings/network/ApnSettings.java b/src/com/android/settings/network/ApnSettings.java
index f7617fc..477d85d 100755
--- a/src/com/android/settings/network/ApnSettings.java
+++ b/src/com/android/settings/network/ApnSettings.java
@@ -342,7 +342,7 @@
                     pref.setSummary(apn);
                 }
 
-                final boolean selectable = ((type == null) || !type.equals("mms"));
+                final boolean selectable = ((type == null) || type.contains("default"));
                 pref.setSelectable(selectable);
                 if (selectable) {
                     if ((mSelectedKey != null) && mSelectedKey.equals(key)) {
diff --git a/src/com/android/settings/security/CredentialStorage.java b/src/com/android/settings/security/CredentialStorage.java
index 7b9f419..e88a5c3 100644
--- a/src/com/android/settings/security/CredentialStorage.java
+++ b/src/com/android/settings/security/CredentialStorage.java
@@ -44,6 +44,7 @@
 
 import com.android.internal.widget.LockPatternUtils;
 import com.android.settings.R;
+import com.android.settings.core.HideNonSystemOverlayMixin;
 import com.android.settings.password.ChooseLockSettingsHelper;
 import com.android.settings.vpn2.VpnUtils;
 
@@ -74,6 +75,7 @@
     protected void onCreate(Bundle savedState) {
         super.onCreate(savedState);
         mUtils = new LockPatternUtils(this);
+        getLifecycle().addObserver(new HideNonSystemOverlayMixin(this));
     }
 
     @Override
diff --git a/src/com/android/settings/utils/AndroidKeystoreAliasLoader.java b/src/com/android/settings/utils/AndroidKeystoreAliasLoader.java
index c4e8124..dee5817 100644
--- a/src/com/android/settings/utils/AndroidKeystoreAliasLoader.java
+++ b/src/com/android/settings/utils/AndroidKeystoreAliasLoader.java
@@ -44,7 +44,7 @@
     private final Collection<String> mKeyCertAliases;
     private final Collection<String> mCaCertAliases;
     /**
-     * This Constructor loads all aliases of asymmetric key pairs and certificates in the
+     * This Constructor loads all aliases of asymmetric keys pairs and certificates in the
      * AndroidKeyStore within the given namespace.
      * Viable namespaces are {@link KeyProperties#NAMESPACE_WIFI},
      * {@link KeyProperties#NAMESPACE_APPLICATION}, or null. The latter two are equivalent in
diff --git a/src/com/android/settings/vpn2/AppDialogFragment.java b/src/com/android/settings/vpn2/AppDialogFragment.java
index 626a271..b5623fd 100644
--- a/src/com/android/settings/vpn2/AppDialogFragment.java
+++ b/src/com/android/settings/vpn2/AppDialogFragment.java
@@ -17,6 +17,7 @@
 package com.android.settings.vpn2;
 
 import android.app.Dialog;
+import android.app.admin.DevicePolicyManager;
 import android.app.settings.SettingsEnums;
 import android.content.DialogInterface;
 import android.content.pm.PackageInfo;
@@ -48,6 +49,7 @@
     private Listener mListener;
 
     private UserManager mUserManager;
+    private DevicePolicyManager mDevicePolicyManager;
     private VpnManager mVpnManager;
 
     @Override
@@ -91,7 +93,11 @@
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        mPackageInfo = getArguments().getParcelable(ARG_PACKAGE);
         mUserManager = UserManager.get(getContext());
+        mDevicePolicyManager = getContext()
+                .createContextAsUser(UserHandle.of(getUserId()), /* flags= */ 0)
+                .getSystemService(DevicePolicyManager.class);
         mVpnManager = getContext().getSystemService(VpnManager.class);
     }
 
@@ -101,7 +107,6 @@
         final String label = args.getString(ARG_LABEL);
         boolean managing = args.getBoolean(ARG_MANAGING);
         boolean connected = args.getBoolean(ARG_CONNECTED);
-        mPackageInfo = args.getParcelable(ARG_PACKAGE);
 
         if (managing) {
             return new AppDialog(getActivity(), this, mPackageInfo, label);
@@ -163,7 +168,10 @@
 
     private boolean isUiRestricted() {
         final UserHandle userHandle = UserHandle.of(getUserId());
-        return mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_VPN, userHandle);
+        if (mUserManager.hasUserRestriction(UserManager.DISALLOW_CONFIG_VPN, userHandle)) {
+            return true;
+        }
+        return mPackageInfo.packageName.equals(mDevicePolicyManager.getAlwaysOnVpnPackage());
     }
 
     private int getUserId() {
diff --git a/src/com/android/settings/vpn2/AppPreference.java b/src/com/android/settings/vpn2/AppPreference.java
index 6b64250..8ee2f5f 100644
--- a/src/com/android/settings/vpn2/AppPreference.java
+++ b/src/com/android/settings/vpn2/AppPreference.java
@@ -16,6 +16,7 @@
 
 package com.android.settings.vpn2;
 
+import android.app.admin.DevicePolicyManager;
 import android.content.Context;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
@@ -26,6 +27,8 @@
 
 import com.android.internal.net.LegacyVpnInfo;
 import com.android.internal.net.VpnConfig;
+import com.android.settingslib.RestrictedLockUtils;
+import com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
 
 /**
  * {@link androidx.preference.Preference} containing information about a VPN
@@ -43,6 +46,7 @@
         super.setUserId(userId);
 
         mPackageName = packageName;
+        disableIfConfiguredByAdmin();
 
         // Fetch icon and VPN label
         String label = packageName;
@@ -74,6 +78,25 @@
         setIcon(icon);
     }
 
+    /**
+     * Disable this preference if VPN is set as always on by a profile or device owner.
+     * NB: it should be called after super.setUserId() otherwise admin information can be lost.
+     */
+    private void disableIfConfiguredByAdmin() {
+        if (isDisabledByAdmin()) {
+            // Already disabled due to user restriction.
+            return;
+        }
+        final DevicePolicyManager dpm = getContext()
+                .createContextAsUser(UserHandle.of(getUserId()), /* flags= */ 0)
+                .getSystemService(DevicePolicyManager.class);
+        if (mPackageName.equals(dpm.getAlwaysOnVpnPackage())) {
+            final EnforcedAdmin admin = RestrictedLockUtils.getProfileOrDeviceOwner(
+                    getContext(), UserHandle.of(mUserId));
+            setDisabledByAdmin(admin);
+        }
+    }
+
     public PackageInfo getPackageInfo() {
         try {
             PackageManager pm = getUserContext().getPackageManager();
diff --git a/src/com/android/settings/wifi/WifiScanModeActivity.java b/src/com/android/settings/wifi/WifiScanModeActivity.java
index 024dc10..9d50281 100644
--- a/src/com/android/settings/wifi/WifiScanModeActivity.java
+++ b/src/com/android/settings/wifi/WifiScanModeActivity.java
@@ -25,6 +25,7 @@
 import android.net.wifi.WifiManager;
 import android.os.Bundle;
 import android.text.TextUtils;
+import android.view.WindowManager;
 
 import androidx.appcompat.app.AlertDialog;
 import androidx.fragment.app.DialogFragment;
@@ -43,6 +44,8 @@
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+        getWindow().addSystemFlags(
+                WindowManager.LayoutParams.SYSTEM_FLAG_HIDE_NON_SYSTEM_OVERLAY_WINDOWS);
         Intent intent = getIntent();
         if (savedInstanceState == null) {
             if (intent != null && WifiManager.ACTION_REQUEST_SCAN_ALWAYS_AVAILABLE
diff --git a/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2.java b/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2.java
index d0708ea..553da81 100644
--- a/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2.java
+++ b/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2.java
@@ -75,7 +75,8 @@
     // Interval between initiating SavedNetworkTracker scans
     private static final long SCAN_INTERVAL_MILLIS = 10_000;
 
-    private NetworkDetailsTracker mNetworkDetailsTracker;
+    @VisibleForTesting
+    NetworkDetailsTracker mNetworkDetailsTracker;
     private HandlerThread mWorkerThread;
     private WifiDetailPreferenceController2 mWifiDetailPreferenceController2;
     private List<WifiDialog2.WifiDialog2Listener> mWifiDialogListeners = new ArrayList<>();
@@ -125,9 +126,11 @@
 
     @Override
     public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
-        MenuItem item = menu.add(0, Menu.FIRST, 0, R.string.wifi_modify);
-        item.setIcon(com.android.internal.R.drawable.ic_mode_edit);
-        item.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        if (isEditable()) {
+            MenuItem item = menu.add(0, Menu.FIRST, 0, R.string.wifi_modify);
+            item.setIcon(com.android.internal.R.drawable.ic_mode_edit);
+            item.setShowAsAction(MenuItem.SHOW_AS_ACTION_ALWAYS);
+        }
         super.onCreateOptionsMenu(menu, inflater);
     }
 
@@ -253,6 +256,17 @@
                 getArguments().getString(KEY_CHOSEN_WIFIENTRY_KEY));
     }
 
+    private boolean isEditable() {
+        if (mNetworkDetailsTracker == null) {
+            return false;
+        }
+        final WifiEntry wifiEntry = mNetworkDetailsTracker.getWifiEntry();
+        if (wifiEntry == null) {
+            return false;
+        }
+        return wifiEntry.isSaved();
+    }
+
     /**
      * API call for refreshing the preferences in this fragment.
      */
diff --git a/tests/robotests/Android.bp b/tests/robotests/Android.bp
index 6f0931e..6abf6b6 100644
--- a/tests/robotests/Android.bp
+++ b/tests/robotests/Android.bp
@@ -98,3 +98,15 @@
         "SettingsLib-search",
     ],
 }
+
+java_library {
+    name: "Settings-robo-testutils",
+    srcs: ["src/com/android/settings/testutils/**/*.java"],
+
+    libs: [
+        "Settings-core",
+        "Robolectric_all-target",
+        "mockito-robolectric-prebuilt",
+        "truth-prebuilt",
+    ],
+}
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java
index 974a52b..6ae670d 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceControllerTest.java
@@ -34,6 +34,7 @@
 
 import com.android.settings.R;
 import com.android.settings.nfc.NfcPreferenceController;
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -43,7 +44,7 @@
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.Shadows;
 import org.robolectric.annotation.Config;
-import org.robolectric.shadows.ShadowNfcAdapter;
+import org.robolectric.shadow.api.Shadow;
 import org.robolectric.shadows.ShadowPackageManager;
 import org.robolectric.util.ReflectionHelpers;
 
@@ -70,7 +71,7 @@
         mContentResolver = mContext.getContentResolver();
         mNfcController = new NfcPreferenceController(mContext,
                 NfcPreferenceController.KEY_TOGGLE_NFC);
-        mShadowNfcAdapter = Shadows.shadowOf(NfcAdapter.getNfcAdapter(mContext));
+        mShadowNfcAdapter = Shadow.extract(NfcAdapter.getDefaultAdapter(mContext));
         mShadowPackageManager = Shadows.shadowOf(mContext.getPackageManager());
     }
 
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragmentTest.java b/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragmentTest.java
index d6bcb12..aed3787 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/AdvancedConnectedDeviceDashboardFragmentTest.java
@@ -18,7 +18,6 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.Mockito.spy;
-import static org.mockito.Mockito.when;
 
 import android.content.Context;
 import android.nfc.NfcAdapter;
@@ -26,35 +25,38 @@
 
 import com.android.settings.nfc.AndroidBeamPreferenceController;
 import com.android.settings.testutils.shadow.ShadowConnectivityManager;
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
 import com.android.settings.testutils.shadow.ShadowUserManager;
 import com.android.settingslib.drawer.CategoryKey;
 
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
+import org.robolectric.shadow.api.Shadow;
 
 import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
 @Config(shadows = {ShadowUserManager.class,
-        ShadowConnectivityManager.class})
+        ShadowConnectivityManager.class, ShadowNfcAdapter.class})
 public class AdvancedConnectedDeviceDashboardFragmentTest {
 
     private AdvancedConnectedDeviceDashboardFragment mFragment;
 
-    @Mock
-    private NfcAdapter mNfcAdapter;
+    private Context mContext;
+    private ShadowNfcAdapter mShadowNfcAdapter;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
 
+        mContext = spy(RuntimeEnvironment.application);
         mFragment = new AdvancedConnectedDeviceDashboardFragment();
+        mShadowNfcAdapter = Shadow.extract(NfcAdapter.getDefaultAdapter(mContext));
     }
 
     @Test
@@ -79,13 +81,10 @@
 
     @Test
     public void testSearchIndexProvider_correctNonIndexables() {
-        Context context = spy(RuntimeEnvironment.application);
-        when(context.getApplicationContext()).thenReturn(context);
-        when(NfcAdapter.getDefaultAdapter(context)).thenReturn(mNfcAdapter);
-        when(mNfcAdapter.isSecureNfcSupported()).thenReturn(true);
+        mShadowNfcAdapter.setSecureNfcSupported(true);
         final List<String> niks =
                 AdvancedConnectedDeviceDashboardFragment.SEARCH_INDEX_DATA_PROVIDER
-                        .getNonIndexableKeys(context);
+                        .getNonIndexableKeys(mContext);
 
         assertThat(niks).contains(AndroidBeamPreferenceController.KEY_ANDROID_BEAM_SETTINGS);
     }
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentControllerTest.java
index ffaade3..8acb81c 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentControllerTest.java
@@ -29,6 +29,7 @@
 import android.os.UserManager;
 
 import com.android.settings.R;
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -37,9 +38,12 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadow.api.Shadow;
 import org.robolectric.util.ReflectionHelpers;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowNfcAdapter.class)
 public class NfcAndPaymentFragmentControllerTest {
     private NfcAndPaymentFragmentController mController;
     private Context mContext;
@@ -50,29 +54,28 @@
     private UserManager mUserManager;
     @Mock
     private NfcManager mNfcManager;
-    @Mock
-    private NfcAdapter mNfcAdapter;
+
+    private ShadowNfcAdapter mShadowNfcAdapter;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = spy(RuntimeEnvironment.application);
+        mShadowNfcAdapter = Shadow.extract(NfcAdapter.getDefaultAdapter(mContext));
 
         when(mContext.getApplicationContext()).thenReturn(mContext);
         when(mContext.getPackageManager()).thenReturn(mPackageManager);
         when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
         when(mContext.getSystemService(Context.NFC_SERVICE)).thenReturn(mNfcManager);
-        when(NfcAdapter.getDefaultAdapter(mContext)).thenReturn(mNfcAdapter);
 
         mController = new NfcAndPaymentFragmentController(mContext, "fakeKey");
-        ReflectionHelpers.setField(mController, "mNfcAdapter", mNfcAdapter);
     }
 
     @Test
     public void getAvailabilityStatus_hasNfc_shouldReturnAvailable() {
         when(mPackageManager.hasSystemFeature(anyString())).thenReturn(true);
         when(mUserManager.isAdminUser()).thenReturn(true);
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
 
         assertThat(mController.getAvailabilityStatus())
                 .isEqualTo(NfcAndPaymentFragmentController.AVAILABLE);
@@ -87,14 +90,14 @@
 
     @Test
     public void getSummary_nfcOn_shouldProvideOnSummary() {
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
         assertThat(mController.getSummary().toString()).contains(
                 mContext.getString(R.string.switch_on_text));
     }
 
     @Test
     public void getSummary_nfcOff_shouldProvideOffSummary() {
-        when(mNfcAdapter.isEnabled()).thenReturn(false);
+        mShadowNfcAdapter.setEnabled(false);
         assertThat(mController.getSummary().toString()).contains(
                 mContext.getString(R.string.switch_off_text));
     }
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentTest.java b/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentTest.java
index 46c9cbb..dea0c73 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/NfcAndPaymentFragmentTest.java
@@ -22,9 +22,12 @@
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
+import android.content.pm.PackageManager;
 import android.nfc.NfcAdapter;
 import android.provider.SearchIndexableResource;
 
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -32,16 +35,20 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadow.api.Shadow;
 
 import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowNfcAdapter.class)
 public class NfcAndPaymentFragmentTest {
+    @Mock
+    private PackageManager mPackageManager;
+
     private NfcAndPaymentFragment mFragment;
     private Context mContext;
-
-    @Mock
-    private NfcAdapter mNfcAdapter;
+    private ShadowNfcAdapter mShadowNfcAdapter;
 
     @Before
     public void setUp() {
@@ -49,6 +56,9 @@
 
         mFragment = new NfcAndPaymentFragment();
         mContext = spy(RuntimeEnvironment.application);
+        mShadowNfcAdapter = Shadow.extract(NfcAdapter.getDefaultAdapter(mContext));
+
+        when(mContext.getPackageManager()).thenReturn(mPackageManager);
     }
 
     @Test
@@ -64,8 +74,10 @@
     @Test
     public void searchIndexProvider_shouldIndexValidItems() {
         when(mContext.getApplicationContext()).thenReturn(mContext);
-        when(NfcAdapter.getDefaultAdapter(mContext)).thenReturn(mNfcAdapter);
-        when(mNfcAdapter.isSecureNfcSupported()).thenReturn(true);
+        when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_NFC)).thenReturn(true);
+        when(mPackageManager.hasSystemFeature(
+                PackageManager.FEATURE_NFC_HOST_CARD_EMULATION)).thenReturn(true);
+        mShadowNfcAdapter.setSecureNfcSupported(true);
 
         final List<String> niks = NfcAndPaymentFragment.SEARCH_INDEX_DATA_PROVIDER
                 .getNonIndexableKeys(mContext);
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java
index afe9cfc..bccccf5 100644
--- a/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java
+++ b/tests/robotests/src/com/android/settings/deviceinfo/simstatus/SimStatusDialogControllerTest.java
@@ -161,6 +161,8 @@
         doReturn(null).when(mSignalStrength).getCellSignalStrengths();
         doReturn(mPhoneStateListener).when(mController).getPhoneStateListener();
         doReturn(mSubscriptionInfo).when(mSubscriptionManager).getActiveSubscriptionInfo(anyInt());
+        when(mSubscriptionInfo.getSubscriptionId())
+            .thenReturn(SubscriptionManager.DEFAULT_SUBSCRIPTION_ID);
 
         ReflectionHelpers.setField(mController, "mTelephonyManager", mTelephonyManager);
         ReflectionHelpers.setField(mController, "mCarrierConfigManager", mCarrierConfigManager);
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
index 10893c9..1a3c98f 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
@@ -18,7 +18,6 @@
 
 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
 import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
-import static com.android.settings.fuelgauge.TopLevelBatteryPreferenceController.getDashboardLabel;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -59,14 +58,16 @@
     public void getDashboardLabel_returnsCorrectLabel() {
         BatteryInfo info = new BatteryInfo();
         info.batteryPercentString = "3%";
-        assertThat(getDashboardLabel(mContext, info)).isEqualTo(info.batteryPercentString);
+        assertThat(mController.getDashboardLabel(mContext, info, true))
+                .isEqualTo(info.batteryPercentString);
 
         info.remainingLabel = "Phone will shut down soon";
-        assertThat(getDashboardLabel(mContext, info)).isEqualTo("3% - Phone will shut down soon");
+        assertThat(mController.getDashboardLabel(mContext, info, true))
+                .isEqualTo("3% - Phone will shut down soon");
 
         info.discharging = false;
         info.chargeLabel = "5% - charging";
-        assertThat(getDashboardLabel(mContext, info)).isEqualTo("5% - charging");
+        assertThat(mController.getDashboardLabel(mContext, info, true)).isEqualTo("5% - charging");
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java
index cd70d66..7e15618 100644
--- a/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/AndroidBeamPreferenceControllerTest.java
@@ -31,6 +31,7 @@
 
 import androidx.preference.PreferenceScreen;
 
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
 import com.android.settingslib.RestrictedLockUtilsInternal;
 import com.android.settingslib.RestrictedPreference;
 
@@ -41,19 +42,20 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadow.api.Shadow;
 import org.robolectric.util.ReflectionHelpers;
 
 import java.util.ArrayList;
 import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowNfcAdapter.class)
 public class AndroidBeamPreferenceControllerTest {
 
     Context mContext;
     @Mock
-    private NfcAdapter mNfcAdapter;
-    @Mock
-    NfcManager mManager;
+    NfcManager mNfcManager;
     @Mock
     private UserManager mUserManager;
     @Mock
@@ -63,18 +65,19 @@
 
     private RestrictedPreference mAndroidBeamPreference;
     private AndroidBeamPreferenceController mAndroidBeamController;
+    private ShadowNfcAdapter mShadowNfcAdapter;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = spy(RuntimeEnvironment.application);
+        mShadowNfcAdapter = Shadow.extract(NfcAdapter.getDefaultAdapter(mContext));
 
         when(mContext.getApplicationContext()).thenReturn(mContext);
         when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
-        when(mContext.getSystemService(Context.NFC_SERVICE)).thenReturn(mManager);
+        when(mContext.getSystemService(Context.NFC_SERVICE)).thenReturn(mNfcManager);
         when(RestrictedLockUtilsInternal.hasBaseUserRestriction(mContext,
                 UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId())).thenReturn(false);
-        when(NfcAdapter.getDefaultAdapter(mContext)).thenReturn(mNfcAdapter);
 
         mAndroidBeamController = new AndroidBeamPreferenceController(mContext,
                 AndroidBeamPreferenceController.KEY_ANDROID_BEAM_SETTINGS);
@@ -95,13 +98,13 @@
 
     @Test
     public void isAvailable_hasNfc_shouldReturnTrue() {
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
         assertThat(mAndroidBeamController.isAvailable()).isTrue();
     }
 
     @Test
     public void isAvailable_noNfcFeature_shouldReturnFalse() {
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
         when(mPackageManager.hasSystemFeature(PackageManager.FEATURE_NFC_BEAM)).thenReturn(false);
         assertThat(mAndroidBeamController.isAvailable()).isFalse();
     }
@@ -114,7 +117,7 @@
 
     @Test
     public void isBeamEnable_disAllowBeam_shouldReturnFalse() {
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_OFF);
 
         when(RestrictedLockUtilsInternal.hasBaseUserRestriction(mContext,
                 UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId())).thenReturn(true);
@@ -125,7 +128,7 @@
 
     @Test
     public void isBeamEnable_nfcStateOn_shouldReturnTrue() {
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_ON);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_ON);
         try {
             mAndroidBeamController.onResume();
         } catch (NullPointerException e) {
@@ -137,22 +140,22 @@
 
     @Test
     public void isBeamEnable_nfcStateNotOn_shouldReturnFalse() {
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_OFF);
         mAndroidBeamController.onResume();
         assertThat(mAndroidBeamPreference.isEnabled()).isFalse();
 
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_TURNING_ON);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_TURNING_ON);
         mAndroidBeamController.onResume();
         assertThat(mAndroidBeamPreference.isEnabled()).isFalse();
 
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_TURNING_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_TURNING_OFF);
         mAndroidBeamController.onResume();
         assertThat(mAndroidBeamPreference.isEnabled()).isFalse();
     }
 
     @Test
     public void updateNonIndexableKeys_available_shouldNotUpdate() {
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
         final List<String> keys = new ArrayList<>();
 
         mAndroidBeamController.updateNonIndexableKeys(keys);
diff --git a/tests/robotests/src/com/android/settings/nfc/NfcPaymentPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/nfc/NfcPaymentPreferenceControllerTest.java
index b69e172..026fdee 100644
--- a/tests/robotests/src/com/android/settings/nfc/NfcPaymentPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/NfcPaymentPreferenceControllerTest.java
@@ -29,6 +29,7 @@
 
 import com.android.settings.R;
 import com.android.settings.nfc.PaymentBackend.PaymentAppInfo;
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -37,10 +38,12 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
 
 import java.util.ArrayList;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowNfcAdapter.class)
 public class NfcPaymentPreferenceControllerTest {
 
     private static final String PREF_KEY = PaymentSettingsTest.PAYMENT_KEY;
diff --git a/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
index 872c712..1d05162 100644
--- a/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/NfcPreferenceControllerTest.java
@@ -35,6 +35,7 @@
 
 import com.android.settings.nfc.NfcPreferenceController.NfcSliceWorker;
 import com.android.settings.nfc.NfcPreferenceController.NfcSliceWorker.NfcUpdateReceiver;
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -43,17 +44,18 @@
 import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadow.api.Shadow;
 import org.robolectric.util.ReflectionHelpers;
 
 import java.util.ArrayList;
 import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
+@Config(shadows = ShadowNfcAdapter.class)
 public class NfcPreferenceControllerTest {
 
     @Mock
-    private NfcAdapter mNfcAdapter;
-    @Mock
     NfcManager mManager;
     @Mock
     private UserManager mUserManager;
@@ -63,16 +65,19 @@
     private Context mContext;
     private SwitchPreference mNfcPreference;
     private NfcPreferenceController mNfcController;
+    private ShadowNfcAdapter mShadowNfcAdapter;
+    private NfcAdapter mNfcAdapter;
 
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         mContext = spy(RuntimeEnvironment.application);
+        mShadowNfcAdapter = Shadow.extract(NfcAdapter.getDefaultAdapter(mContext));
+        mNfcAdapter = NfcAdapter.getDefaultAdapter(mContext);
 
         when(mContext.getApplicationContext()).thenReturn(mContext);
         when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
         when(mContext.getSystemService(Context.NFC_SERVICE)).thenReturn(mManager);
-        when(NfcAdapter.getDefaultAdapter(mContext)).thenReturn(mNfcAdapter);
 
         mNfcController = new NfcPreferenceController(mContext,
                 NfcPreferenceController.KEY_TOGGLE_NFC);
@@ -83,7 +88,7 @@
 
     @Test
     public void getAvailabilityStatus_hasNfc_shouldReturnAvailable() {
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
         assertThat(mNfcController.getAvailabilityStatus())
                 .isEqualTo(NfcPreferenceController.AVAILABLE);
     }
@@ -98,11 +103,11 @@
     @Test
     public void isNfcEnable_nfcStateNotTurning_shouldReturnTrue() {
         mNfcController.displayPreference(mScreen);
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_ON);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_ON);
         mNfcController.onResume();
         assertThat(mNfcPreference.isEnabled()).isTrue();
 
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_OFF);
         mNfcController.onResume();
         assertThat(mNfcPreference.isEnabled()).isTrue();
     }
@@ -110,11 +115,11 @@
     @Test
     public void isNfcEnable_nfcStateTurning_shouldReturnFalse() {
         mNfcController.displayPreference(mScreen);
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_TURNING_ON);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_TURNING_ON);
         mNfcController.onResume();
         assertThat(mNfcPreference.isEnabled()).isFalse();
 
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_TURNING_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_TURNING_OFF);
         mNfcController.onResume();
         assertThat(mNfcPreference.isEnabled()).isFalse();
     }
@@ -122,29 +127,29 @@
     @Test
     public void isNfcChecked_nfcStateOn_shouldReturnTrue() {
         mNfcController.displayPreference(mScreen);
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_ON);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_ON);
         mNfcController.onResume();
         assertThat(mNfcPreference.isChecked()).isTrue();
 
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_TURNING_ON);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_TURNING_ON);
         mNfcController.onResume();
         assertThat(mNfcPreference.isChecked()).isTrue();
     }
 
     @Test
     public void isNfcChecked_nfcStateOff_shouldReturnFalse() {
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_OFF);
         mNfcController.onResume();
         assertThat(mNfcPreference.isChecked()).isFalse();
 
-        when(mNfcAdapter.getAdapterState()).thenReturn(NfcAdapter.STATE_TURNING_OFF);
+        mShadowNfcAdapter.setAdapterState(NfcAdapter.STATE_TURNING_OFF);
         mNfcController.onResume();
         assertThat(mNfcPreference.isChecked()).isFalse();
     }
 
     @Test
     public void updateNonIndexableKeys_available_shouldNotUpdate() {
-        when(mNfcAdapter.isEnabled()).thenReturn(true);
+        mShadowNfcAdapter.setEnabled(true);
         final List<String> keys = new ArrayList<>();
 
         mNfcController.updateNonIndexableKeys(keys);
@@ -167,7 +172,7 @@
         mNfcController.setChecked(true);
         mNfcController.onResume();
 
-        verify(mNfcAdapter).enable();
+        assertThat(mNfcAdapter.isEnabled()).isTrue();
     }
 
     @Test
@@ -175,7 +180,7 @@
         mNfcController.setChecked(false);
         mNfcController.onResume();
 
-        verify(mNfcAdapter).disable();
+        assertThat(mNfcAdapter.isEnabled()).isFalse();
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/nfc/PaymentSettingsTest.java b/tests/robotests/src/com/android/settings/nfc/PaymentSettingsTest.java
index 6740cb0..32eedd8 100644
--- a/tests/robotests/src/com/android/settings/nfc/PaymentSettingsTest.java
+++ b/tests/robotests/src/com/android/settings/nfc/PaymentSettingsTest.java
@@ -33,6 +33,8 @@
 import androidx.preference.PreferenceManager;
 import androidx.preference.PreferenceScreen;
 
+import com.android.settings.testutils.shadow.ShadowNfcAdapter;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -48,7 +50,7 @@
 import java.util.List;
 
 @RunWith(RobolectricTestRunner.class)
-@Config(shadows = PaymentSettingsTest.ShadowPaymentBackend.class)
+@Config(shadows = {PaymentSettingsTest.ShadowPaymentBackend.class, ShadowNfcAdapter.class})
 public class PaymentSettingsTest {
 
     static final String PAYMENT_KEY = "nfc_payment";
diff --git a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java
index fb8c068..54f665c 100644
--- a/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java
+++ b/tests/robotests/src/com/android/settings/testutils/shadow/ShadowNfcAdapter.java
@@ -16,6 +16,8 @@
 
 package com.android.settings.testutils.shadow;
 
+import static org.robolectric.shadow.api.Shadow.newInstanceOf;
+
 import android.app.Activity;
 import android.content.Context;
 import android.nfc.NfcAdapter;
@@ -24,16 +26,18 @@
 import org.robolectric.annotation.Implementation;
 import org.robolectric.annotation.Implements;
 import org.robolectric.annotation.Resetter;
-import org.robolectric.util.ReflectionHelpers;
-import org.robolectric.util.ReflectionHelpers.ClassParameter;
 
 /**
  * Shadow of {@link NfcAdapter}.
  */
-@Implements(NfcAdapter.class)
-public class ShadowNfcAdapter {
+@Implements(value = NfcAdapter.class)
+public class ShadowNfcAdapter extends org.robolectric.shadows.ShadowNfcAdapter {
     private static boolean sReaderModeEnabled;
+    private static Object sNfcAdapter = newInstanceOf("android.nfc.NfcAdapter");
+
     private boolean mIsNfcEnabled = false;
+    private int mState = NfcAdapter.STATE_ON;
+    private boolean mIsSecureNfcSupported = false;
 
     @Implementation
     protected void enableReaderMode(Activity activity, NfcAdapter.ReaderCallback callback,
@@ -43,8 +47,7 @@
 
     @Implementation
     protected static NfcAdapter getDefaultAdapter(Context context) {
-        return ReflectionHelpers.callConstructor(
-                NfcAdapter.class, ClassParameter.from(Context.class, context));
+        return (NfcAdapter) sNfcAdapter;
     }
 
     @Implementation
@@ -52,6 +55,28 @@
         return mIsNfcEnabled;
     }
 
+    public void setEnabled(boolean enable) {
+        mIsNfcEnabled = enable;
+    }
+
+    @Implementation
+    protected int getAdapterState() {
+        return mState;
+    }
+
+    public void setAdapterState(int state) {
+        this.mState = state;
+    }
+
+    @Implementation
+    protected boolean isSecureNfcSupported() {
+        return mIsSecureNfcSupported;
+    }
+
+    public void setSecureNfcSupported(boolean supported) {
+        this.mIsSecureNfcSupported = supported;
+    }
+
     @Implementation
     protected boolean enable() {
         mIsNfcEnabled = true;
diff --git a/tests/robotests/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2Test.java b/tests/robotests/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2Test.java
index e0fb578..66b5bcb 100644
--- a/tests/robotests/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2Test.java
+++ b/tests/robotests/src/com/android/settings/wifi/details2/WifiNetworkDetailsFragment2Test.java
@@ -24,9 +24,9 @@
 import static org.mockito.ArgumentMatchers.eq;
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
-import static org.mockito.Mockito.when;
 
 import android.app.settings.SettingsEnums;
 import android.view.Menu;
@@ -36,12 +36,17 @@
 import androidx.preference.Preference;
 import androidx.preference.PreferenceScreen;
 
+import com.android.settings.R;
 import com.android.settings.core.BasePreferenceController;
 import com.android.settingslib.core.AbstractPreferenceController;
+import com.android.wifitrackerlib.NetworkDetailsTracker;
+import com.android.wifitrackerlib.WifiEntry;
 
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 
@@ -52,11 +57,22 @@
 
     final String TEST_PREFERENCE_KEY = "TEST_PREFERENCE_KEY";
 
+    @Mock
+    WifiEntry mWifiEntry;
+    @Mock
+    NetworkDetailsTracker mNetworkDetailsTracker;
+    @Mock
+    Menu mMenu;
     private WifiNetworkDetailsFragment2 mFragment;
 
     @Before
     public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        doReturn(mWifiEntry).when(mNetworkDetailsTracker).getWifiEntry();
+        doReturn(true).when(mWifiEntry).isSaved();
+
         mFragment = new WifiNetworkDetailsFragment2();
+        mFragment.mNetworkDetailsTracker = mNetworkDetailsTracker;
     }
 
     @Test
@@ -77,16 +93,24 @@
 
     @Test
     public void onCreateOptionsMenu_shouldSetCorrectIcon() {
-        final Menu menu = mock(Menu.class);
         final MenuItem menuItem = mock(MenuItem.class);
-        doReturn(menuItem).when(menu).add(anyInt(), eq(Menu.FIRST), anyInt(), anyInt());
+        doReturn(menuItem).when(mMenu).add(anyInt(), eq(Menu.FIRST), anyInt(), anyInt());
 
-        mFragment.onCreateOptionsMenu(menu, mock(MenuInflater.class));
+        mFragment.onCreateOptionsMenu(mMenu, mock(MenuInflater.class));
 
         verify(menuItem).setIcon(com.android.internal.R.drawable.ic_mode_edit);
     }
 
     @Test
+    public void onCreateOptionsMenu_isNotSavedNetwork_shouldNotAddEditMenu() {
+        doReturn(false).when(mWifiEntry).isSaved();
+
+        mFragment.onCreateOptionsMenu(mMenu, mock(MenuInflater.class));
+
+        verify(mMenu, never()).add(anyInt(), anyInt(), anyInt(), eq(R.string.wifi_modify));
+    }
+
+    @Test
     public void refreshPreferences_controllerShouldUpdateStateAndDisplayPreference() {
         final FakeFragment fragment = spy(new FakeFragment());
         final PreferenceScreen screen = mock(PreferenceScreen.class);