diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
index cf793f021a294..02f17ef2f38c1 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleController.java
@@ -415,6 +415,16 @@ public class BubbleController implements ConfigurationController.ConfigurationLi
         mCallbacks.add(callback);
     }
 
+    /**
+     * Dispatches a back press into the expanded Bubble's ActivityView if its IME is visible,
+     * causing it to hide.
+     */
+    public void hideImeFromExpandedBubble() {
+        if (mStackView != null) {
+            mStackView.hideImeFromExpandedBubble();
+        }
+    }
+
     private void setupNEM() {
         mNotificationEntryManager.addNotificationEntryListener(
                 new NotificationEntryListener() {
diff --git a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java
index 95c8d08841df1..4859c9774bd17 100644
--- a/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java
+++ b/packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java
@@ -1656,6 +1656,14 @@ public class BubbleStackView extends FrameLayout
         }
     }
 
+    void hideImeFromExpandedBubble() {
+        if (mExpandedBubble != null && mExpandedBubble.getExpandedView() != null) {
+            // Hide the currently expanded bubble's IME if it's visible before switching to a new
+            // bubble.
+            mExpandedBubble.getExpandedView().hideImeIfVisible();
+        }
+    }
+
     private void beforeExpandedViewAnimation() {
         hideFlyoutImmediate();
         updateExpandedBubble();
@@ -2238,11 +2246,7 @@ public class BubbleStackView extends FrameLayout
             Log.d(TAG, "updateExpandedBubble()");
         }
 
-        if (mExpandedBubble != null && mExpandedBubble.getExpandedView() != null) {
-            // Hide the currently expanded bubble's IME if it's visible before switching to a new
-            // bubble.
-            mExpandedBubble.getExpandedView().hideImeIfVisible();
-        }
+        hideImeFromExpandedBubble();
 
         mExpandedViewContainer.removeAllViews();
         if (mIsExpanded && mExpandedBubble != null