diff --git a/src/com/android/launcher3/LauncherRootView.java b/src/com/android/launcher3/LauncherRootView.java
index 226a924..9ac370f 100644
--- a/src/com/android/launcher3/LauncherRootView.java
+++ b/src/com/android/launcher3/LauncherRootView.java
@@ -1,5 +1,6 @@
 package com.android.launcher3;
 
+import static com.android.launcher3.config.FeatureFlags.SEPARATE_RECENTS_ACTIVITY;
 import static com.android.launcher3.util.SystemUiController.FLAG_DARK_NAV;
 import static com.android.launcher3.util.SystemUiController.UI_STATE_ROOT_VIEW;
 
@@ -177,7 +178,7 @@
 
     @TargetApi(Build.VERSION_CODES.Q)
     public void setDisallowBackGesture(boolean disallowBackGesture) {
-        if (!Utilities.ATLEAST_Q) {
+        if (!Utilities.ATLEAST_Q || SEPARATE_RECENTS_ACTIVITY.get()) {
             return;
         }
         mDisallowBackGesture = disallowBackGesture;
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index 869dbbc..376b531 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -36,8 +36,6 @@
     private static final List<DebugFlag> sDebugFlags = new ArrayList<>();
 
     public static final String FLAGS_PREF_NAME = "featureFlags";
-    public static final String FLAG_ENABLE_FIXED_ROTATION_TRANSFORM =
-            "ENABLE_FIXED_ROTATION_TRANSFORM";
 
     private FeatureFlags() { }
 
@@ -168,6 +166,10 @@
             "ENABLE_ALL_APPS_EDU", true,
             "Shows user a tutorial on how to get to All Apps after X amount of attempts.");
 
+    public static final BooleanFlag SEPARATE_RECENTS_ACTIVITY = getDebugFlag(
+            "SEPARATE_RECENTS_ACTIVITY", false,
+            "Uses a separate recents activity instead of using the integrated recents+Launcher UI");
+
     public static void initialize(Context context) {
         synchronized (sDebugFlags) {
             for (DebugFlag flag : sDebugFlags) {