diff --git a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
index 4dd9c5b..8af18f5 100644
--- a/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
+++ b/src/com/android/launcher3/graphics/PreviewSurfaceRenderer.java
@@ -64,7 +64,6 @@
 import com.android.launcher3.model.BgDataModel.Callbacks;
 import com.android.launcher3.model.LoaderTask;
 import com.android.launcher3.model.ModelDbController;
-import com.android.launcher3.provider.LauncherDbUtils;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.RunnableList;
 import com.android.launcher3.util.Themes;
@@ -336,16 +335,6 @@
             // Start the migration
             PreviewContext previewContext =
                     new PreviewContext(inflationContext, mGridName, mShapeKey);
-            // Copy existing data to preview DB
-            LauncherDbUtils.copyTable(LauncherAppState.getInstance(mContext)
-                            .getModel().getModelDbController().getDb(),
-                    TABLE_NAME,
-                    LauncherAppState.getInstance(previewContext)
-                            .getModel().getModelDbController().getDb(),
-                    TABLE_NAME,
-                    mContext);
-            LauncherAppState.getInstance(previewContext)
-                    .getModel().getModelDbController().clearEmptyDbFlag();
 
             BgDataModel bgModel = new BgDataModel();
             new LoaderTask(
diff --git a/src/com/android/launcher3/model/DeviceGridState.java b/src/com/android/launcher3/model/DeviceGridState.java
index 6f12c97..d06f541 100644
--- a/src/com/android/launcher3/model/DeviceGridState.java
+++ b/src/com/android/launcher3/model/DeviceGridState.java
@@ -33,7 +33,6 @@
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.logging.StatsLogManager.LauncherEvent;
-import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext;
 
 import java.util.Locale;
 import java.util.Objects;
@@ -103,9 +102,6 @@
      * Stores the device state to shared preferences
      */
     public void writeToPrefs(Context context) {
-        if (context instanceof SandboxContext) {
-            return;
-        }
         LauncherPrefs.get(context).put(
                 WORKSPACE_SIZE.to(mGridSizeString),
                 HOTSEAT_COUNT.to(mNumHotseat),
diff --git a/src/com/android/launcher3/model/ModelDbController.java b/src/com/android/launcher3/model/ModelDbController.java
index 3a55aa7..feae632 100644
--- a/src/com/android/launcher3/model/ModelDbController.java
+++ b/src/com/android/launcher3/model/ModelDbController.java
@@ -80,7 +80,6 @@
 import com.android.launcher3.provider.RestoreDbTask;
 import com.android.launcher3.util.IOUtils;
 import com.android.launcher3.util.IntArray;
-import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext;
 import com.android.launcher3.util.Partner;
 import com.android.launcher3.widget.LauncherWidgetHolder;
 
@@ -143,14 +142,11 @@
     }
 
     protected DatabaseHelper createDatabaseHelper(boolean forMigration, String dbFile) {
-        boolean isSandbox = mContext instanceof SandboxContext;
-        String dbName = isSandbox ? null : dbFile;
-
         // Set the flag for empty DB
         Runnable onEmptyDbCreateCallback = forMigration ? () -> { }
-                : () -> LauncherPrefs.get(mContext).putSync(getEmptyDbCreatedKey(dbName).to(true));
+                : () -> LauncherPrefs.get(mContext).putSync(getEmptyDbCreatedKey(dbFile).to(true));
 
-        DatabaseHelper databaseHelper = new DatabaseHelper(mContext, dbName,
+        DatabaseHelper databaseHelper = new DatabaseHelper(mContext, dbFile,
                 this::getSerialNumberForUser, onEmptyDbCreateCallback);
         // Table creation sometimes fails silently, which leads to a crash loop.
         // This way, we will try to create a table every time after crash, so the device
@@ -380,8 +376,7 @@
                 .filter(dbName -> mContext.getDatabasePath(dbName).exists())
                 .collect(Collectors.toList());
 
-        mOpenHelper = (mContext instanceof SandboxContext) ? oldHelper
-                : createDatabaseHelper(true, new DeviceGridState(idp).getDbFile());
+        mOpenHelper = createDatabaseHelper(true, new DeviceGridState(idp).getDbFile());
         try {
             // This is the current grid we have, given by the mContext
             DeviceGridState srcDeviceState = new DeviceGridState(mContext);
@@ -462,8 +457,7 @@
         List<String> existingDBs = LauncherFiles.GRID_DB_FILES.stream()
                 .filter(dbName -> mContext.getDatabasePath(dbName).exists())
                 .collect(Collectors.toList());
-        mOpenHelper = (mContext instanceof SandboxContext) ? oldHelper
-                : createDatabaseHelper(true /* forMigration */, targetDbName);
+        mOpenHelper = createDatabaseHelper(true /* forMigration */, targetDbName);
         try {
             // This is the current grid we have, given by the mContext
             DeviceGridState srcDeviceState = new DeviceGridState(mContext);
@@ -763,10 +757,6 @@
      * string will be "EMPTY_DATABASE_CREATED@minimal.db".
      */
     private ConstantItem<Boolean> getEmptyDbCreatedKey(String dbName) {
-        if (mContext instanceof SandboxContext) {
-            return LauncherPrefs.nonRestorableItem(EMPTY_DATABASE_CREATED,
-                    false /* default value */, EncryptionType.ENCRYPTED);
-        }
         String key = TextUtils.equals(dbName, LauncherFiles.LAUNCHER_DB)
                 ? EMPTY_DATABASE_CREATED : EMPTY_DATABASE_CREATED + "@" + dbName;
         return LauncherPrefs.backedUpItem(key, false /* default value */, EncryptionType.ENCRYPTED);