diff --git a/core/java/android/provider/Settings.java b/core/java/android/provider/Settings.java
index 53a455b6a306f..3d00fda7a9729 100644
--- a/core/java/android/provider/Settings.java
+++ b/core/java/android/provider/Settings.java
@@ -7407,6 +7407,14 @@ public static void setShowGTalkServiceStatusForUser(ContentResolver cr, boolean
          */
         public static final String POCKET_JUDGE = "pocket_judge";
 
+        /**
+         * Whether to reclaim memory by killing cached apps shortly after screen on.
+         *   0 = disabled
+         *   1 = enabled
+         * @hide
+         */
+        public static final String SCREEN_ON_MEMORY_RECLAIM = "screen_on_memory_reclaim";
+
         /**
          * Whether to show heads up only for dialer and sms apps
          * @hide
diff --git a/services/core/java/com/android/server/policy/PhoneWindowManager.java b/services/core/java/com/android/server/policy/PhoneWindowManager.java
index 3f76a3a7acecc..dff875238d7b2 100644
--- a/services/core/java/com/android/server/policy/PhoneWindowManager.java
+++ b/services/core/java/com/android/server/policy/PhoneWindowManager.java
@@ -8247,6 +8247,10 @@ private void toggleRingerModes() {
     }
 
     private void releaseMemoryAtScreenOn() {
+        if (Settings.System.getIntForUser(mContext.getContentResolver(),
+                Settings.System.SCREEN_ON_MEMORY_RECLAIM, 1, UserHandle.USER_CURRENT) == 0) {
+            return;
+        }
         long currentTime = System.currentTimeMillis();
         if (lastMemoryReleaseTime == 0L || currentTime - lastMemoryReleaseTime > MEMORY_RELEASE_INTERVAL_MS) {
             try {