diff --git a/Android.mk b/Android.mk
index 3bda309..2a32857 100644
--- a/Android.mk
+++ b/Android.mk
@@ -193,6 +193,7 @@
     $(LOCAL_PATH)/quickstep/res \
     $(LOCAL_PATH)/go/res
 
+LOCAL_PROGUARD_FLAG_FILES := proguard.flags
 LOCAL_PROGUARD_ENABLED := full
 
 LOCAL_SDK_VERSION := system_current
diff --git a/quickstep/src/com/android/launcher3/uioverrides/OverviewState.java b/quickstep/src/com/android/launcher3/uioverrides/OverviewState.java
index 543336e..25b5f57 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/OverviewState.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/OverviewState.java
@@ -31,6 +31,7 @@
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 import com.android.quickstep.RecentsModel;
 import com.android.quickstep.views.RecentsView;
+import com.android.quickstep.views.TaskView;
 
 /**
  * Definition for overview state
@@ -130,4 +131,14 @@
         DeviceProfile dp = launcher.getDeviceProfile();
         return dp.allAppsCellHeightPx - dp.allAppsIconTextSizePx;
     }
+
+    @Override
+    public void onBackPressed(Launcher launcher) {
+        TaskView taskView = launcher.<RecentsView>getOverviewPanel().getRunningTaskView();
+        if (taskView != null) {
+            taskView.launchTask(true);
+        } else {
+            super.onBackPressed(launcher);
+        }
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index fc0975a..9ddc6b6 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -714,12 +714,16 @@
         setCurrentTask(runningTaskId);
     }
 
+    public TaskView getRunningTaskView() {
+        return getTaskView(mRunningTaskId);
+    }
+
     /**
      * Hides the tile associated with {@link #mRunningTaskId}
      */
     public void setRunningTaskHidden(boolean isHidden) {
         mRunningTaskTileHidden = isHidden;
-        TaskView runningTask = getTaskView(mRunningTaskId);
+        TaskView runningTask = getRunningTaskView();
         if (runningTask != null) {
             runningTask.setAlpha(isHidden ? 0 : mContentAlpha);
         }
@@ -745,7 +749,7 @@
     }
 
     public void showNextTask() {
-        TaskView runningTaskView = getTaskView(mRunningTaskId);
+        TaskView runningTaskView = getRunningTaskView();
         if (runningTaskView == null) {
             // Launch the first task
             if (getTaskViewCount() > 0) {
@@ -773,7 +777,7 @@
     }
 
     private void applyRunningTaskIconScale() {
-        TaskView firstTask = getTaskView(mRunningTaskId);
+        TaskView firstTask = getRunningTaskView();
         if (firstTask != null) {
             firstTask.setIconScaleAndDim(mRunningTaskIconScaledDown ? 0 : 1);
         }
@@ -781,7 +785,7 @@
 
     public void animateUpRunningTaskIconScale() {
         mRunningTaskIconScaledDown = false;
-        TaskView firstTask = getTaskView(mRunningTaskId);
+        TaskView firstTask = getRunningTaskView();
         if (firstTask != null) {
             firstTask.animateIconScaleAndDimIntoView();
         }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 44d3d53..408ee2e 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -1606,14 +1606,8 @@
         AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(this);
         if (topView != null && topView.onBackPressed()) {
             // Handled by the floating view.
-        } else if (!isInState(NORMAL)) {
-            LauncherState lastState = mStateManager.getLastState();
-            ued.logActionCommand(Action.Command.BACK, mStateManager.getState().containerType,
-                    lastState.containerType);
-            mStateManager.goToState(lastState);
         } else {
-            // Back button is a no-op here, but give at least some feedback for the button press
-            mWorkspace.showOutlinesTemporarily();
+            mStateManager.getState().onBackPressed(this);
         }
     }
 
diff --git a/src/com/android/launcher3/LauncherState.java b/src/com/android/launcher3/LauncherState.java
index 8a15b24..bbe44c0 100644
--- a/src/com/android/launcher3/LauncherState.java
+++ b/src/com/android/launcher3/LauncherState.java
@@ -30,6 +30,7 @@
 import com.android.launcher3.uioverrides.FastOverviewState;
 import com.android.launcher3.uioverrides.OverviewState;
 import com.android.launcher3.uioverrides.UiFactory;
+import com.android.launcher3.userevent.nano.LauncherLogProto.Action;
 import com.android.launcher3.userevent.nano.LauncherLogProto.ContainerType;
 
 import java.util.Arrays;
@@ -251,6 +252,16 @@
         }
     }
 
+    public void onBackPressed(Launcher launcher) {
+        if (this != NORMAL) {
+            LauncherStateManager lsm = launcher.getStateManager();
+            LauncherState lastState = lsm.getLastState();
+            launcher.getUserEventDispatcher().logActionCommand(Action.Command.BACK,
+                    containerType, lastState.containerType);
+            lsm.goToState(lastState);
+        }
+    }
+
     protected static void dispatchWindowStateChanged(Launcher launcher) {
         launcher.getWindow().getDecorView().sendAccessibilityEvent(TYPE_WINDOW_STATE_CHANGED);
     }
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 5cca2fb..f596882 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -1291,12 +1291,6 @@
         }
     }
 
-    public void showOutlinesTemporarily() {
-        if (!mIsPageInTransition && !isTouchActive()) {
-            snapToPage(mCurrentPage);
-        }
-    }
-
     private void updatePageAlphaValues() {
         // We need to check the isDragging case because updatePageAlphaValues is called between
         // goToState(SPRING_LOADED) and onStartStateTransition.
diff --git a/src/com/android/launcher3/compat/AccessibilityManagerCompat.java b/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
index 32fb533..3b0226e 100644
--- a/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
+++ b/src/com/android/launcher3/compat/AccessibilityManagerCompat.java
@@ -16,7 +16,6 @@
 
 package com.android.launcher3.compat;
 
-import android.accessibilityservice.AccessibilityServiceInfo;
 import android.content.Context;
 import android.os.Bundle;
 import android.view.View;
@@ -78,14 +77,8 @@
         // If not running in a test harness, don't participate in test exchanges.
         if (!Utilities.IS_RUNNING_IN_TEST_HARNESS) return null;
 
-        // Additional safety check: when running under UI Automation, accessibility is enabled,
-        // but the list of accessibility services is empty. Return null if this is not the case.
         final AccessibilityManager accessibilityManager = getManager(context);
-        if (!accessibilityManager.isEnabled() ||
-                accessibilityManager.getEnabledAccessibilityServiceList(
-                        AccessibilityServiceInfo.FEEDBACK_ALL_MASK).size() > 0) {
-            return null;
-        }
+        if (!accessibilityManager.isEnabled()) return null;
 
         return accessibilityManager;
     }
diff --git a/src/com/android/launcher3/graphics/ShadowDrawable.java b/src/com/android/launcher3/graphics/ShadowDrawable.java
index b40bf78..19e2768 100644
--- a/src/com/android/launcher3/graphics/ShadowDrawable.java
+++ b/src/com/android/launcher3/graphics/ShadowDrawable.java
@@ -32,7 +32,6 @@
 import android.util.AttributeSet;
 
 import com.android.launcher3.R;
-import com.android.launcher3.Utilities;
 
 import org.xmlpull.v1.XmlPullParser;
 import org.xmlpull.v1.XmlPullParserException;
@@ -146,7 +145,7 @@
             d.draw(canvas);
         }
 
-        if (Utilities.ATLEAST_OREO) {
+        if (BitmapRenderer.USE_HARDWARE_BITMAP) {
             bitmap = bitmap.copy(Bitmap.Config.HARDWARE, false);
         }
         mState.mLastDrawnBitmap = bitmap;
diff --git a/src/com/android/launcher3/touch/ItemClickHandler.java b/src/com/android/launcher3/touch/ItemClickHandler.java
index 97f836f..52fef9f 100644
--- a/src/com/android/launcher3/touch/ItemClickHandler.java
+++ b/src/com/android/launcher3/touch/ItemClickHandler.java
@@ -218,7 +218,7 @@
         if (item instanceof ShortcutInfo) {
             ShortcutInfo si = (ShortcutInfo) item;
             if (si.hasStatusFlag(ShortcutInfo.FLAG_SUPPORTS_WEB_UI)
-                    && intent.getAction() == Intent.ACTION_VIEW) {
+                    && Intent.ACTION_VIEW.equals(intent.getAction())) {
                 // make a copy of the intent that has the package set to null
                 // we do this because the platform sometimes disables instant
                 // apps temporarily (triggered by the user) and fallbacks to the
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index bf8f64e..19fa391 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -77,7 +77,7 @@
     private static final String OVERVIEW_RES_ID = "overview_panel";
     private static final String WIDGETS_RES_ID = "widgets_list_view";
     static final String LAUNCHER_PKG = "com.google.android.apps.nexuslauncher";
-    static final int WAIT_TIME_MS = 10000;
+    static final int WAIT_TIME_MS = 60000;
     private static final String SWIPE_UP_SETTING_AVAILABLE_RES_NAME =
             "config_swipe_up_gesture_setting_available";
     private static final String SWIPE_UP_ENABLED_DEFAULT_RES_NAME =