diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java
index 50275ab..dfdfd0e 100644
--- a/core/java/android/app/ActivityThread.java
+++ b/core/java/android/app/ActivityThread.java
@@ -558,9 +558,6 @@
         boolean hideForNow;
         Configuration createdConfig;
         Configuration overrideConfig;
-        // TODO(b/263402465): pass deviceId directly in LaunchActivityItem#execute
-        // The deviceId assigned by the server when this activity was first started.
-        int mDeviceId;
         // Used for consolidating configs before sending on to Activity.
         private Configuration tmpConfig = new Configuration();
         // Callback used for updating activity override config and camera compat control state.
@@ -623,7 +620,7 @@
         }
 
         public ActivityClientRecord(IBinder token, Intent intent, int ident,
-                ActivityInfo info, Configuration overrideConfig, int deviceId,
+                ActivityInfo info, Configuration overrideConfig,
                 String referrer, IVoiceInteractor voiceInteractor, Bundle state,
                 PersistableBundle persistentState, List<ResultInfo> pendingResults,
                 List<ReferrerIntent> pendingNewIntents, ActivityOptions activityOptions,
@@ -645,7 +642,6 @@
             this.isForward = isForward;
             this.profilerInfo = profilerInfo;
             this.overrideConfig = overrideConfig;
-            this.mDeviceId = deviceId;
             this.packageInfo = client.getPackageInfoNoCheck(activityInfo.applicationInfo);
             mActivityOptions = activityOptions;
             mLaunchedFromBubble = launchedFromBubble;
@@ -3876,7 +3872,7 @@
      */
     @Override
     public Activity handleLaunchActivity(ActivityClientRecord r,
-            PendingTransactionActions pendingActions, Intent customIntent) {
+            PendingTransactionActions pendingActions, int deviceId, Intent customIntent) {
         // If we are getting ready to gc after going to the background, well
         // we are back active so skip it.
         unscheduleGcIdler();
@@ -3889,7 +3885,7 @@
 
         // Make sure we are running with the most recent config.
         mConfigurationController.handleConfigurationChanged(null, null);
-        updateDeviceIdForNonUIContexts(r.mDeviceId);
+        updateDeviceIdForNonUIContexts(deviceId);
 
         if (localLOGV) Slog.v(
             TAG, "Handling launch of " + r);
@@ -5946,7 +5942,7 @@
         r.startsNotResumed = startsNotResumed;
         r.overrideConfig = overrideConfig;
 
-        handleLaunchActivity(r, pendingActions, customIntent);
+        handleLaunchActivity(r, pendingActions, mLastReportedDeviceId, customIntent);
     }
 
     @Override
diff --git a/core/java/android/app/ClientTransactionHandler.java b/core/java/android/app/ClientTransactionHandler.java
index 6bb38e7..49fb794 100644
--- a/core/java/android/app/ClientTransactionHandler.java
+++ b/core/java/android/app/ClientTransactionHandler.java
@@ -188,7 +188,7 @@
 
     /** Perform activity launch. */
     public abstract Activity handleLaunchActivity(@NonNull ActivityClientRecord r,
-            PendingTransactionActions pendingActions, Intent customIntent);
+            PendingTransactionActions pendingActions, int deviceId, Intent customIntent);
 
     /** Perform activity start. */
     public abstract void handleStartActivity(@NonNull ActivityClientRecord r,
diff --git a/core/java/android/app/servertransaction/LaunchActivityItem.java b/core/java/android/app/servertransaction/LaunchActivityItem.java
index 3d0aa25..5833f1b 100644
--- a/core/java/android/app/servertransaction/LaunchActivityItem.java
+++ b/core/java/android/app/servertransaction/LaunchActivityItem.java
@@ -96,11 +96,11 @@
             PendingTransactionActions pendingActions) {
         Trace.traceBegin(TRACE_TAG_ACTIVITY_MANAGER, "activityStart");
         ActivityClientRecord r = new ActivityClientRecord(token, mIntent, mIdent, mInfo,
-                mOverrideConfig, mDeviceId, mReferrer, mVoiceInteractor, mState, mPersistentState,
+                mOverrideConfig, mReferrer, mVoiceInteractor, mState, mPersistentState,
                 mPendingResults, mPendingNewIntents, mActivityOptions, mIsForward, mProfilerInfo,
                 client, mAssistToken, mShareableActivityToken, mLaunchedFromBubble,
                 mTaskFragmentToken);
-        client.handleLaunchActivity(r, pendingActions, null /* customIntent */);
+        client.handleLaunchActivity(r, pendingActions, mDeviceId, null /* customIntent */);
         Trace.traceEnd(TRACE_TAG_ACTIVITY_MANAGER);
     }
 
diff --git a/core/java/android/app/servertransaction/TransactionExecutor.java b/core/java/android/app/servertransaction/TransactionExecutor.java
index c8f7d10..bfab61f 100644
--- a/core/java/android/app/servertransaction/TransactionExecutor.java
+++ b/core/java/android/app/servertransaction/TransactionExecutor.java
@@ -32,6 +32,7 @@
 
 import android.app.ActivityThread.ActivityClientRecord;
 import android.app.ClientTransactionHandler;
+import android.content.Context;
 import android.os.IBinder;
 import android.util.IntArray;
 import android.util.Slog;
@@ -218,7 +219,7 @@
             switch (state) {
                 case ON_CREATE:
                     mTransactionHandler.handleLaunchActivity(r, mPendingActions,
-                            null /* customIntent */);
+                            Context.DEVICE_ID_INVALID, null /* customIntent */);
                     break;
                 case ON_START:
                     mTransactionHandler.handleStartActivity(r, mPendingActions,
diff --git a/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java b/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
index 539eb62..be2c27d 100644
--- a/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
+++ b/core/tests/mockingcoretests/src/android/app/activity/ActivityThreadClientTest.java
@@ -51,6 +51,7 @@
 import android.app.LoadedApk;
 import android.app.servertransaction.PendingTransactionActions;
 import android.content.ComponentName;
+import android.content.Context;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
 import android.content.pm.ApplicationInfo;
@@ -293,7 +294,7 @@
 
         private Activity launchActivity(ActivityClientRecord r) {
             return mThread.handleLaunchActivity(r, null /* pendingActions */,
-                    null /* customIntent */);
+                    Context.DEVICE_ID_DEFAULT, null /* customIntent */);
         }
 
         private void startActivity(ActivityClientRecord r) {
@@ -347,7 +348,7 @@
             doNothing().when(packageInfo).updateApplicationInfo(any(), any());
 
             return new ActivityClientRecord(mock(IBinder.class), Intent.makeMainActivity(component),
-                    0 /* ident */, info, new Configuration(), 0 /*deviceId */, null /* referrer */,
+                    0 /* ident */, info, new Configuration(), null /* referrer */,
                     null /* voiceInteractor */, null /* state */, null /* persistentState */,
                     null /* pendingResults */, null /* pendingNewIntents */,
                     null /* activityOptions */, true /* isForward */, null /* profilerInfo */,
diff --git a/services/core/java/com/android/server/wm/WindowProcessController.java b/services/core/java/com/android/server/wm/WindowProcessController.java
index 7c0318d..aa10291 100644
--- a/services/core/java/com/android/server/wm/WindowProcessController.java
+++ b/services/core/java/com/android/server/wm/WindowProcessController.java
@@ -210,7 +210,7 @@
     /** Whether {@link #mLastReportedConfiguration} is deferred by the cached state. */
     private volatile boolean mHasCachedConfiguration;
 
-    private int mTopActivityDeviceId = Context.DEVICE_ID_DEFAULT;
+    private int mLastTopActivityDeviceId = Context.DEVICE_ID_DEFAULT;
     /**
      * Registered {@link DisplayArea} as a listener to override config changes. {@code null} if not
      * registered.
@@ -1411,8 +1411,9 @@
         // If deviceId for the top-activity changed, schedule passing it to the app process.
         boolean topActivityDeviceChanged = false;
         int deviceId = getTopActivityDeviceId();
-        if (deviceId != mTopActivityDeviceId) {
+        if (deviceId != mLastTopActivityDeviceId) {
             topActivityDeviceChanged = true;
+            mLastTopActivityDeviceId = deviceId;
         }
 
         final Configuration config = getConfiguration();
@@ -1431,15 +1432,12 @@
             return;
         }
 
-        // TODO(b/263402938): Add tests that capture the deviceId dispatch to the client.
-        mTopActivityDeviceId = deviceId;
-        dispatchConfiguration(config, topActivityDeviceChanged ? mTopActivityDeviceId
-                : Context.DEVICE_ID_INVALID);
+        dispatchConfiguration(config);
     }
 
     private int getTopActivityDeviceId() {
         ActivityRecord topActivity = getTopNonFinishingActivity();
-        int updatedDeviceId = mTopActivityDeviceId;
+        int updatedDeviceId = Context.DEVICE_ID_DEFAULT;
         if (topActivity != null && topActivity.mDisplayContent != null) {
             updatedDeviceId = mAtm.mTaskSupervisor.getDeviceIdForDisplayId(
                     topActivity.mDisplayContent.mDisplayId);
@@ -1484,10 +1482,6 @@
     }
 
     void dispatchConfiguration(Configuration config) {
-        dispatchConfiguration(config, getTopActivityDeviceId());
-    }
-
-    void dispatchConfiguration(Configuration config, int deviceId) {
         mHasPendingConfigurationChange = false;
         if (mThread == null) {
             if (Build.IS_DEBUGGABLE && mHasImeService) {
@@ -1514,16 +1508,10 @@
             }
         }
 
-        scheduleConfigurationChange(mThread, config, deviceId);
+        scheduleConfigurationChange(mThread, config);
     }
 
     private void scheduleConfigurationChange(IApplicationThread thread, Configuration config) {
-        // By default send invalid deviceId as no-op signal so it's not updated on the client side.
-        scheduleConfigurationChange(thread, config, Context.DEVICE_ID_INVALID);
-    }
-
-    private void scheduleConfigurationChange(IApplicationThread thread, Configuration config,
-            int deviceId) {
         ProtoLog.v(WM_DEBUG_CONFIGURATION, "Sending to proc %s new config %s", mName,
                 config);
         if (Build.IS_DEBUGGABLE && mHasImeService) {
@@ -1533,7 +1521,7 @@
         mHasCachedConfiguration = false;
         try {
             mAtm.getLifecycleManager().scheduleTransaction(thread,
-                    ConfigurationChangeItem.obtain(config, deviceId));
+                    ConfigurationChangeItem.obtain(config, mLastTopActivityDeviceId));
         } catch (Exception e) {
             Slog.e(TAG_CONFIGURATION, "Failed to schedule configuration change: " + mOwner, e);
         }