diff --git a/libs/WindowManager/Shell/res/drawable/pip_split.xml b/libs/WindowManager/Shell/res/drawable/pip_split.xml
new file mode 100644
index 0000000000000..2cfdf6ed259b9
--- /dev/null
+++ b/libs/WindowManager/Shell/res/drawable/pip_split.xml
@@ -0,0 +1,27 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Copyright (C) 2021 The Android Open Source Project
+  ~
+  ~ Licensed under the Apache License, Version 2.0 (the "License");
+  ~ you may not use this file except in compliance with the License.
+  ~ You may obtain a copy of the License at
+  ~
+  ~      http://www.apache.org/licenses/LICENSE-2.0
+  ~
+  ~ Unless required by applicable law or agreed to in writing, software
+  ~ distributed under the License is distributed on an "AS IS" BASIS,
+  ~ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  ~ See the License for the specific language governing permissions and
+  ~ limitations under the License.
+  -->
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+        android:width="@dimen/pip_expand_action_inner_size"
+        android:height="@dimen/pip_expand_action_inner_size"
+        android:viewportWidth="24"
+        android:viewportHeight="24">
+
+    <path
+        android:fillColor="#FFFFFF"
+        android:pathData="M20,18h-5V6h5V18z M22,18V6c0-1.1-0.9-2-2-2h-5c-1.1,0-2,0.9-2,2v12c0,1.1,0.9,2,2,2h5C21.1,20,22,19.1,22,18z M9,18H4V6h5
+		V18z M11,18V6c0-1.1-0.9-2-2-2H4C2.9,4,2,4.9,2,6v12c0,1.1,0.9,2,2,2h5C10.1,20,11,19.1,11,18z" />
+</vector>
diff --git a/libs/WindowManager/Shell/res/layout/pip_menu.xml b/libs/WindowManager/Shell/res/layout/pip_menu.xml
index 7dc2f31e9871c..1dd17bad155b7 100644
--- a/libs/WindowManager/Shell/res/layout/pip_menu.xml
+++ b/libs/WindowManager/Shell/res/layout/pip_menu.xml
@@ -81,12 +81,13 @@
 
         <ImageButton
             android:id="@+id/enter_split"
-            android:layout_width="@dimen/pip_action_size"
-            android:layout_height="@dimen/pip_action_size"
+            android:layout_width="@dimen/pip_split_icon_size"
+            android:layout_height="@dimen/pip_split_icon_size"
             android:layout_gravity="top|start"
+            android:layout_margin="@dimen/pip_split_icon_margin"
             android:gravity="center"
             android:contentDescription="@string/pip_phone_enter_split"
-            android:src="@drawable/pip_expand"
+            android:src="@drawable/pip_split"
             android:background="?android:selectableItemBackgroundBorderless" />
     </LinearLayout>
 
diff --git a/libs/WindowManager/Shell/res/values/dimen.xml b/libs/WindowManager/Shell/res/values/dimen.xml
index e9b9ec3f7d892..9e77578eafd8c 100644
--- a/libs/WindowManager/Shell/res/values/dimen.xml
+++ b/libs/WindowManager/Shell/res/values/dimen.xml
@@ -67,6 +67,10 @@
     <dimen name="pip_resize_handle_margin">4dp</dimen>
     <dimen name="pip_resize_handle_padding">0dp</dimen>
 
+    <!-- PIP Split icon size and margin. -->
+    <dimen name="pip_split_icon_size">24dp</dimen>
+    <dimen name="pip_split_icon_margin">12dp</dimen>
+
     <!-- PIP stash offset size, which is the width of visible PIP region when stashed. -->
     <dimen name="pip_stash_offset">32dp</dimen>
 
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMenuView.java b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMenuView.java
index 7bbebe5bf2876..b209699c1a19e 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMenuView.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/pip/phone/PipMenuView.java
@@ -99,7 +99,7 @@ public class PipMenuView extends FrameLayout {
     private static final float MENU_BACKGROUND_ALPHA = 0.3f;
     private static final float DISABLED_ACTION_ALPHA = 0.54f;
 
-    private static final boolean ENABLE_ENTER_SPLIT = false;
+    private static final boolean ENABLE_ENTER_SPLIT = true;
 
     private int mMenuState;
     private boolean mAllowMenuTimeout = true;