diff --git a/libs/WindowManager/Shell/res/values/dimen.xml b/libs/WindowManager/Shell/res/values/dimen.xml
index 757e83a25319e..130f741def864 100644
--- a/libs/WindowManager/Shell/res/values/dimen.xml
+++ b/libs/WindowManager/Shell/res/values/dimen.xml
@@ -124,7 +124,7 @@
          should also be updated. -->
     <dimen name="bubble_expanded_default_height">180dp</dimen>
     <!-- On large screens the width of the expanded view is restricted to this size. -->
-    <dimen name="bubble_expanded_view_tablet_width">412dp</dimen>
+    <dimen name="bubble_expanded_view_phone_landscape_overflow_width">412dp</dimen>
     <!-- Inset to apply to the icon in the overflow button. -->
     <dimen name="bubble_overflow_icon_inset">30dp</dimen>
     <!-- Default (and minimum) height of bubble overflow -->
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubblePositioner.java b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubblePositioner.java
index 6cff05542aa47..7d4fb21584c76 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubblePositioner.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/BubblePositioner.java
@@ -65,7 +65,8 @@ public class BubblePositioner {
     public static final float FLYOUT_MAX_WIDTH_PERCENT_LARGE_SCREEN = 0.3f;
     /** The max percent of screen width to use for the flyout on phone. */
     public static final float FLYOUT_MAX_WIDTH_PERCENT = 0.6f;
-
+    /** The percent of screen width that should be used for the expanded view on a large screen. **/
+    public static final float EXPANDED_VIEW_LARGE_SCREEN_WIDTH_PERCENT = 0.72f;
 
     private Context mContext;
     private WindowManager mWindowManager;
@@ -78,7 +79,8 @@ public class BubblePositioner {
 
     private int mBubbleSize;
     private int mSpacingBetweenBubbles;
-    private int mExpandedViewLargeScreenWidth;
+    private float mExpandedViewLargeScreenWidth;
+    private int mOverflowWidth;
     private int mExpandedViewPadding;
     private int mPointerMargin;
     private int mPointerWidth;
@@ -166,9 +168,11 @@ public class BubblePositioner {
         mBubbleSize = res.getDimensionPixelSize(R.dimen.bubble_size);
         mSpacingBetweenBubbles = res.getDimensionPixelSize(R.dimen.bubble_spacing);
         mDefaultMaxBubbles = res.getInteger(R.integer.bubbles_max_rendered);
-
-        mExpandedViewLargeScreenWidth = res.getDimensionPixelSize(
-                R.dimen.bubble_expanded_view_tablet_width);
+        mExpandedViewLargeScreenWidth = bounds.width() * EXPANDED_VIEW_LARGE_SCREEN_WIDTH_PERCENT;
+        mOverflowWidth = mIsLargeScreen
+                ? (int) mExpandedViewLargeScreenWidth
+                : res.getDimensionPixelSize(
+                        R.dimen.bubble_expanded_view_phone_landscape_overflow_width);
         mExpandedViewPadding = res.getDimensionPixelSize(R.dimen.bubble_expanded_view_padding);
         mPointerWidth = res.getDimensionPixelSize(R.dimen.bubble_pointer_width);
         mPointerHeight = res.getDimensionPixelSize(R.dimen.bubble_pointer_height);
@@ -299,16 +303,19 @@ public class BubblePositioner {
         int leftPadding = mInsets.left + mExpandedViewPadding;
         int rightPadding = mInsets.right + mExpandedViewPadding;
         final boolean isLargeOrOverflow = mIsLargeScreen || isOverflow;
+        final float expandedViewWidth = isOverflow
+                ? mOverflowWidth
+                : mExpandedViewLargeScreenWidth;
         if (showBubblesVertically()) {
             if (!onLeft) {
                 rightPadding += mBubbleSize - mPointerHeight;
                 leftPadding += isLargeOrOverflow
-                        ? (mPositionRect.width() - rightPadding - mExpandedViewLargeScreenWidth)
+                        ? (mPositionRect.width() - rightPadding - expandedViewWidth)
                         : 0;
             } else {
                 leftPadding += mBubbleSize - mPointerHeight;
                 rightPadding += isLargeOrOverflow
-                        ? (mPositionRect.width() - leftPadding - mExpandedViewLargeScreenWidth)
+                        ? (mPositionRect.width() - leftPadding - expandedViewWidth)
                         : 0;
             }
         }
diff --git a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/animation/ExpandedAnimationController.java b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/animation/ExpandedAnimationController.java
index efe07fbf108df..007ddbf631416 100644
--- a/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/animation/ExpandedAnimationController.java
+++ b/libs/WindowManager/Shell/src/com/android/wm/shell/bubbles/animation/ExpandedAnimationController.java
@@ -64,9 +64,6 @@ public class ExpandedAnimationController
     /** Stiffness for the expand/collapse path-following animation. */
     private static final int EXPAND_COLLAPSE_ANIM_STIFFNESS = 1000;
 
-    /** What percentage of the screen to use when centering the bubbles in landscape. */
-    private static final float CENTER_BUBBLES_LANDSCAPE_PERCENT = 0.66f;
-
     /**
      * Velocity required to dismiss an individual bubble without dragging it into the dismiss
      * target.