diff --git a/services/core/java/com/android/server/inputmethod/HandwritingModeController.java b/services/core/java/com/android/server/inputmethod/HandwritingModeController.java
index effef47e21d61..6a0550b60c15e 100644
--- a/services/core/java/com/android/server/inputmethod/HandwritingModeController.java
+++ b/services/core/java/com/android/server/inputmethod/HandwritingModeController.java
@@ -55,8 +55,7 @@ import java.util.OptionalInt;
 final class HandwritingModeController {
 
     public static final String TAG = HandwritingModeController.class.getSimpleName();
-    // TODO(b/210039666): flip the flag.
-    static final boolean DEBUG = true;
+    static final boolean DEBUG = false;
     // Use getHandwritingBufferSize() and not this value directly.
     private static final int EVENT_BUFFER_SIZE = 100;
     // A longer event buffer used for handwriting delegation