diff --git a/src/com/android/launcher3/LauncherSettings.java b/src/com/android/launcher3/LauncherSettings.java
index 87ac193..1d2d161 100644
--- a/src/com/android/launcher3/LauncherSettings.java
+++ b/src/com/android/launcher3/LauncherSettings.java
@@ -16,8 +16,12 @@
 
 package com.android.launcher3;
 
+import static android.util.Base64.NO_PADDING;
+import static android.util.Base64.NO_WRAP;
+
 import android.database.sqlite.SQLiteDatabase;
 import android.provider.BaseColumns;
+import android.util.Base64;
 
 import androidx.annotation.NonNull;
 
@@ -354,8 +358,17 @@
      * Launcher settings
      */
     public static final class Settings {
-        public static final String LAYOUT_DIGEST_KEY = "launcher3.layout.provider.blob";
+        public static final String LAYOUT_PROVIDER_KEY = "launcher3.layout.provider";
         public static final String LAYOUT_DIGEST_LABEL = "launcher-layout";
         public static final String LAYOUT_DIGEST_TAG = "ignore";
+        public static final String BLOB_KEY_PREFIX = "blob://";
+
+        /**
+         * Creates a key to be used for {@link #LAYOUT_PROVIDER_KEY}
+         * @param digest byte[] representing the message digest for the blob handle
+         */
+        public static String createBlobProviderKey(byte[] digest) {
+            return BLOB_KEY_PREFIX + Base64.encodeToString(digest, NO_WRAP | NO_PADDING);
+        }
     }
 }
diff --git a/src/com/android/launcher3/model/ModelDbController.java b/src/com/android/launcher3/model/ModelDbController.java
index da1a221..5d66d16 100644
--- a/src/com/android/launcher3/model/ModelDbController.java
+++ b/src/com/android/launcher3/model/ModelDbController.java
@@ -25,7 +25,8 @@
 import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APP_PAIR;
 import static com.android.launcher3.LauncherSettings.Favorites.TABLE_NAME;
 import static com.android.launcher3.LauncherSettings.Favorites.addTableToDb;
-import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_KEY;
+import static com.android.launcher3.LauncherSettings.Settings.BLOB_KEY_PREFIX;
+import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_PROVIDER_KEY;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_LABEL;
 import static com.android.launcher3.LauncherSettings.Settings.LAYOUT_DIGEST_TAG;
 import static com.android.launcher3.provider.LauncherDbUtils.tableExists;
@@ -548,9 +549,15 @@
     private AutoInstallsLayout createWorkspaceLoaderFromAppRestriction(
             LauncherWidgetHolder widgetHolder) {
         ContentResolver cr = mContext.getContentResolver();
-        String blobHandlerDigest = Settings.Secure.getString(cr, LAYOUT_DIGEST_KEY);
-        if (!TextUtils.isEmpty(blobHandlerDigest)) {
+        String systemLayoutProvider = Settings.Secure.getString(cr, LAYOUT_PROVIDER_KEY);
+        if (TextUtils.isEmpty(systemLayoutProvider)) {
+            return null;
+        }
+
+        // Try the blob store first
+        if (systemLayoutProvider.startsWith(BLOB_KEY_PREFIX)) {
             BlobStoreManager blobManager = mContext.getSystemService(BlobStoreManager.class);
+            String blobHandlerDigest = systemLayoutProvider.substring(BLOB_KEY_PREFIX.length());
             try (InputStream in = new ParcelFileDescriptor.AutoCloseInputStream(
                     blobManager.openBlob(BlobHandle.createWithSha256(
                             Base64.decode(blobHandlerDigest, NO_WRAP | NO_PADDING),
@@ -562,25 +569,21 @@
             }
         }
 
-        String authority = Settings.Secure.getString(cr, "launcher3.layout.provider");
-        if (TextUtils.isEmpty(authority)) {
-            return null;
-        }
-
+        // Try contentProvider based provider
         PackageManager pm = mContext.getPackageManager();
-        ProviderInfo pi = pm.resolveContentProvider(authority, 0);
+        ProviderInfo pi = pm.resolveContentProvider(systemLayoutProvider, 0);
         if (pi == null) {
-            Log.e(TAG, "No provider found for authority " + authority);
+            Log.e(TAG, "No provider found for authority " + systemLayoutProvider);
             return null;
         }
-        Uri uri = getLayoutUri(authority, mContext);
+        Uri uri = getLayoutUri(systemLayoutProvider, mContext);
         try (InputStream in = cr.openInputStream(uri)) {
-            Log.d(TAG, "Loading layout from " + authority);
+            Log.d(TAG, "Loading layout from " + systemLayoutProvider);
 
             Resources res = pm.getResourcesForApplication(pi.applicationInfo);
             return getAutoInstallsLayoutFromIS(in, widgetHolder, SourceResources.wrap(res));
         } catch (Exception e) {
-            Log.e(TAG, "Error getting layout stream from: " + authority , e);
+            Log.e(TAG, "Error getting layout stream from: " + systemLayoutProvider , e);
             return null;
         }
     }