diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index e3c6965..8aeab87 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -29,6 +29,7 @@
 
 import com.android.launcher3.config.FeatureFlags;
 import com.android.launcher3.config.ProviderConfig;
+import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.util.Thunk;
 
 import org.xmlpull.v1.XmlPullParser;
@@ -187,6 +188,23 @@
         }
     }
 
+    public void dumpDisplayInfo(Context context) {
+        WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
+        Display display = wm.getDefaultDisplay();
+        DisplayMetrics dm = new DisplayMetrics();
+        display.getMetrics(dm);
+
+        Point smallestSize = new Point();
+        Point largestSize = new Point();
+        display.getCurrentSizeRange(smallestSize, largestSize);
+
+        FileLog.e("DisplayInfo", "Default Density: " + DisplayMetrics.DENSITY_DEFAULT);
+        FileLog.e("DisplayInfo", "Density: " + dm.densityDpi);
+        FileLog.e("DisplayInfo", "Smallest size: " + smallestSize);
+        FileLog.e("DisplayInfo", "Largest size: " + largestSize);
+        FileLog.e("DisplayInfo", "minWidth/Height DPS: " + minWidthDps + ", " + minHeightDps);
+    }
+
     ArrayList<InvariantDeviceProfile> getPredefinedDeviceProfiles(Context context) {
         ArrayList<InvariantDeviceProfile> profiles = new ArrayList<>();
         try (XmlResourceParser parser = context.getResources().getXml(R.xml.device_profiles)) {
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index 55c3703..e0e53a6 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -28,6 +28,7 @@
 import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.config.ProviderConfig;
 import com.android.launcher3.dynamicui.ExtractionUtils;
+import com.android.launcher3.model.GridSizeMigrationTask;
 import com.android.launcher3.util.ConfigMonitor;
 import com.android.launcher3.util.Preconditions;
 import com.android.launcher3.util.TestingUtils;
@@ -53,6 +54,8 @@
         if (INSTANCE == null) {
             if (Looper.myLooper() == Looper.getMainLooper()) {
                 INSTANCE = new LauncherAppState(context.getApplicationContext());
+                GridSizeMigrationTask.logDeviceProfileIfChanged(
+                        INSTANCE.getInvariantDeviceProfile(), context);
             } else {
                 try {
                     return new MainThreadExecutor().submit(new Callable<LauncherAppState>() {
diff --git a/src/com/android/launcher3/model/GridSizeMigrationTask.java b/src/com/android/launcher3/model/GridSizeMigrationTask.java
index bbc7ae4..01808c5 100644
--- a/src/com/android/launcher3/model/GridSizeMigrationTask.java
+++ b/src/com/android/launcher3/model/GridSizeMigrationTask.java
@@ -27,6 +27,7 @@
 import com.android.launcher3.compat.AppWidgetManagerCompat;
 import com.android.launcher3.compat.PackageInstallerCompat;
 import com.android.launcher3.config.FeatureFlags;
+import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.util.GridOccupancy;
 import com.android.launcher3.util.LongArrayMap;
 
@@ -889,6 +890,23 @@
                 .apply();
     }
 
+    public static void logDeviceProfileIfChanged(InvariantDeviceProfile idp, Context context) {
+        SharedPreferences prefs = Utilities.getPrefs(context);
+        String gridSizeString = getPointString(idp.numColumns, idp.numRows);
+
+        int oldHotseatCount = prefs.getInt(KEY_MIGRATION_SRC_HOTSEAT_COUNT, idp.numHotseatIcons);
+        String oldSize = prefs.getString(KEY_MIGRATION_SRC_WORKSPACE_SIZE, gridSizeString);
+        if (gridSizeString.equals(oldSize) && idp.numHotseatIcons == oldHotseatCount) {
+            // Skip if workspace and hotseat sizes have not changed.
+            return;
+        }
+
+        FileLog.e(TAG, "Grid size changed" + gridSizeString);
+        FileLog.e(TAG, "   oldSize: " + oldSize + "  , hotseat: " + oldHotseatCount);
+        FileLog.e(TAG, "   newSize: " + gridSizeString + "  , hotseat: " + idp.numHotseatIcons);
+        idp.dumpDisplayInfo(context);
+    }
+
     /**
      * Migrates the workspace and hotseat in case their sizes changed.
      * @return false if the migration failed.