diff --git a/src/com/android/launcher3/BaseActivity.java b/src/com/android/launcher3/BaseActivity.java
index ec96c6d..42f7053 100644
--- a/src/com/android/launcher3/BaseActivity.java
+++ b/src/com/android/launcher3/BaseActivity.java
@@ -34,6 +34,7 @@
 
 import androidx.annotation.IntDef;
 
+import com.android.launcher3.DeviceProfile.DeviceProfileListenable;
 import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener;
 import com.android.launcher3.logging.StatsLogManager;
 import com.android.launcher3.util.SystemUiController;
@@ -44,11 +45,13 @@
 import java.io.PrintWriter;
 import java.lang.annotation.Retention;
 import java.util.ArrayList;
+import java.util.List;
 
 /**
  * Launcher BaseActivity
  */
-public abstract class BaseActivity extends Activity implements ActivityContext {
+public abstract class BaseActivity extends Activity implements ActivityContext,
+        DeviceProfileListenable {
 
     private static final String TAG = "BaseActivity";
 
@@ -142,6 +145,11 @@
         return mDeviceProfile;
     }
 
+    @Override
+    public List<OnDeviceProfileChangeListener> getOnDeviceProfileChangeListeners() {
+        return mDPChangeListeners;
+    }
+
     /**
      * Returns {@link StatsLogManager} for user event logging.
      */
@@ -261,20 +269,6 @@
 
     protected void onActivityFlagsChanged(int changeBits) { }
 
-    public void addOnDeviceProfileChangeListener(OnDeviceProfileChangeListener listener) {
-        mDPChangeListeners.add(listener);
-    }
-
-    public void removeOnDeviceProfileChangeListener(OnDeviceProfileChangeListener listener) {
-        mDPChangeListeners.remove(listener);
-    }
-
-    protected void dispatchDeviceProfileChanged() {
-        for (int i = mDPChangeListeners.size() - 1; i >= 0; i--) {
-            mDPChangeListeners.get(i).onDeviceProfileChanged(mDeviceProfile);
-        }
-    }
-
     public void addMultiWindowModeChangedListener(MultiWindowModeChangedListener listener) {
         mMultiWindowModeChangedListeners.add(listener);
     }
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index c456a4d..62703ad 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -44,6 +44,7 @@
 import com.android.launcher3.util.WindowBounds;
 
 import java.io.PrintWriter;
+import java.util.List;
 
 @SuppressLint("NewApi")
 public class DeviceProfile {
@@ -1223,6 +1224,35 @@
         void onDeviceProfileChanged(DeviceProfile dp);
     }
 
+    /** Allows registering listeners for {@link DeviceProfile} changes. */
+    public interface DeviceProfileListenable {
+
+        /** The current device profile. */
+        DeviceProfile getDeviceProfile();
+
+        /** Registered {@link OnDeviceProfileChangeListener} instances. */
+        List<OnDeviceProfileChangeListener> getOnDeviceProfileChangeListeners();
+
+        /** Notifies listeners of a {@link DeviceProfile} change. */
+        default void dispatchDeviceProfileChanged() {
+            DeviceProfile deviceProfile = getDeviceProfile();
+            List<OnDeviceProfileChangeListener> listeners = getOnDeviceProfileChangeListeners();
+            for (int i = listeners.size() - 1; i >= 0; i--) {
+                listeners.get(i).onDeviceProfileChanged(deviceProfile);
+            }
+        }
+
+        /** Register listener for {@link DeviceProfile} changes. */
+        default void addOnDeviceProfileChangeListener(OnDeviceProfileChangeListener listener) {
+            getOnDeviceProfileChangeListeners().add(listener);
+        }
+
+        /** Unregister listener for {@link DeviceProfile} changes. */
+        default void removeOnDeviceProfileChangeListener(OnDeviceProfileChangeListener listener) {
+            getOnDeviceProfileChangeListeners().remove(listener);
+        }
+    }
+
     public static class Builder {
         private Context mContext;
         private InvariantDeviceProfile mInv;
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index ebc0c75..fcd147f 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -351,7 +351,7 @@
     // We only want to get the SharedPreferences once since it does an FS stat each time we get
     // it from the context.
     private SharedPreferences mSharedPrefs;
-    private OnboardingPrefs mOnboardingPrefs;
+    private OnboardingPrefs<? extends Launcher> mOnboardingPrefs;
 
     // Activity result which needs to be processed after workspace has loaded.
     private ActivityResultInfo mPendingActivityResult;
@@ -557,11 +557,12 @@
         return new LauncherOverlayManager() { };
     }
 
-    protected OnboardingPrefs createOnboardingPrefs(SharedPreferences sharedPrefs) {
+    protected OnboardingPrefs<? extends Launcher> createOnboardingPrefs(
+            SharedPreferences sharedPrefs) {
         return new OnboardingPrefs<>(this, sharedPrefs);
     }
 
-    public OnboardingPrefs getOnboardingPrefs() {
+    public OnboardingPrefs<? extends Launcher> getOnboardingPrefs() {
         return mOnboardingPrefs;
     }
 
@@ -588,7 +589,7 @@
     }
 
     @Override
-    protected void dispatchDeviceProfileChanged() {
+    public void dispatchDeviceProfileChanged() {
         super.dispatchDeviceProfileChanged();
         mOverlayManager.onDeviceProvideChanged();
     }
@@ -1782,6 +1783,11 @@
         return mWorkspaceLoading;
     }
 
+    @Override
+    public boolean isBindingItems() {
+        return mWorkspaceLoading;
+    }
+
     private void setWorkspaceLoading(boolean value) {
         mWorkspaceLoading = value;
     }
diff --git a/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java b/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java
index fb87f88..114f813 100644
--- a/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/ActivityAllAppsContainerView.java
@@ -62,7 +62,6 @@
 
     public ActivityAllAppsContainerView(Context context, AttributeSet attrs, int defStyleAttr) {
         super(context, attrs, defStyleAttr);
-        mActivityContext.addOnDeviceProfileChangeListener(this);
     }
 
     public SearchUiManager getSearchUiManager() {
diff --git a/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java b/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
index a66ae78..59e21c0 100644
--- a/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
+++ b/src/com/android/launcher3/allapps/BaseAllAppsContainerView.java
@@ -48,6 +48,7 @@
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.DeviceProfile.DeviceProfileListenable;
 import com.android.launcher3.DeviceProfile.OnDeviceProfileChangeListener;
 import com.android.launcher3.DragSource;
 import com.android.launcher3.DropTarget.DragObject;
@@ -75,9 +76,10 @@
  *
  * @param <T> Type of context inflating all apps.
  */
-public abstract class BaseAllAppsContainerView<T extends Context & ActivityContext> extends
-        SpringRelativeLayout implements DragSource, Insettable, OnDeviceProfileChangeListener,
-        OnActivePageChangedListener, ScrimView.ScrimDrawingController {
+public abstract class BaseAllAppsContainerView<T extends Context & ActivityContext
+        & DeviceProfileListenable> extends SpringRelativeLayout implements DragSource, Insettable,
+        OnDeviceProfileChangeListener, OnActivePageChangedListener,
+        ScrimView.ScrimDrawingController {
 
     private static final String BUNDLE_KEY_CURRENT_PAGE = "launcher.allapps.current_page";
 
@@ -148,6 +150,7 @@
         mNavBarScrimPaint.setColor(Themes.getAttrColor(context, R.attr.allAppsNavBarScrimColor));
 
         mAllAppsStore.addUpdateListener(this::onAppsUpdated);
+        mActivityContext.addOnDeviceProfileChangeListener(this);
     }
 
     /** Creates the adapter provider for the main section. */
@@ -580,7 +583,10 @@
 
     void setupHeader() {
         mHeader.setVisibility(View.VISIBLE);
-        mHeader.setup(mAH, mAH.get(AdapterHolder.WORK).mRecyclerView == null);
+        mHeader.setup(
+                mAH.get(AdapterHolder.MAIN).mRecyclerView,
+                mAH.get(AdapterHolder.WORK).mRecyclerView,
+                mAH.get(AdapterHolder.WORK).mRecyclerView == null);
 
         int padding = mHeader.getMaxTranslation();
         for (int i = 0; i < mAH.size(); i++) {
diff --git a/src/com/android/launcher3/allapps/FloatingHeaderView.java b/src/com/android/launcher3/allapps/FloatingHeaderView.java
index 059d4b8..ed8761e 100644
--- a/src/com/android/launcher3/allapps/FloatingHeaderView.java
+++ b/src/com/android/launcher3/allapps/FloatingHeaderView.java
@@ -41,7 +41,6 @@
 import com.android.systemui.plugins.PluginListener;
 
 import java.util.ArrayList;
-import java.util.List;
 import java.util.Map;
 
 public class FloatingHeaderView extends LinearLayout implements
@@ -226,8 +225,7 @@
         return super.getFocusedChild();
     }
 
-    <T extends Context & ActivityContext> void setup(
-            List<BaseAllAppsContainerView<T>.AdapterHolder> mAH, boolean tabsHidden) {
+    void setup(AllAppsRecyclerView mainRV, AllAppsRecyclerView workRV, boolean tabsHidden) {
         for (FloatingHeaderRow row : mAllRows) {
             row.setup(this, mAllRows, tabsHidden);
         }
@@ -235,10 +233,8 @@
 
         mTabsHidden = tabsHidden;
         mTabLayout.setVisibility(tabsHidden ? View.GONE : View.VISIBLE);
-        mMainRV = setupRV(mMainRV,
-                mAH.get(BaseAllAppsContainerView.AdapterHolder.MAIN).mRecyclerView);
-        mWorkRV = setupRV(mWorkRV,
-                mAH.get(BaseAllAppsContainerView.AdapterHolder.WORK).mRecyclerView);
+        mMainRV = setupRV(mMainRV, mainRV);
+        mWorkRV = setupRV(mWorkRV, workRV);
         mParent = (ViewGroup) mMainRV.getParent();
         setMainActive(mMainRVActive || mWorkRV == null);
         reset(false);
diff --git a/src/com/android/launcher3/util/OnboardingPrefs.java b/src/com/android/launcher3/util/OnboardingPrefs.java
index 5ba0d30..39d7cfe 100644
--- a/src/com/android/launcher3/util/OnboardingPrefs.java
+++ b/src/com/android/launcher3/util/OnboardingPrefs.java
@@ -20,7 +20,7 @@
 
 import androidx.annotation.StringDef;
 
-import com.android.launcher3.Launcher;
+import com.android.launcher3.views.ActivityContext;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -29,8 +29,10 @@
 
 /**
  * Stores and retrieves onboarding-related data via SharedPreferences.
+ *
+ * @param <T> Context which owns these preferences.
  */
-public class OnboardingPrefs<T extends Launcher> {
+public class OnboardingPrefs<T extends ActivityContext> {
 
     public static final String HOME_BOUNCE_SEEN = "launcher.apps_view_shown";
     public static final String HOME_BOUNCE_COUNT = "launcher.home_bounce_count";
@@ -39,13 +41,15 @@
     public static final String SEARCH_EDU_SEEN = "launcher.search_edu_seen";
     public static final String SEARCH_SNACKBAR_COUNT = "launcher.keyboard_snackbar_count";
     public static final String TASKBAR_EDU_SEEN = "launcher.taskbar_edu_seen";
+    public static final String ALL_APPS_VISITED_COUNT = "launcher.all_apps_visited_count";
     // When adding a new key, add it here as well, to be able to reset it from Developer Options.
     public static final Map<String, String[]> ALL_PREF_KEYS = Map.of(
             "All Apps Bounce", new String[] { HOME_BOUNCE_SEEN, HOME_BOUNCE_COUNT },
             "Hybrid Hotseat Education", new String[] { HOTSEAT_DISCOVERY_TIP_COUNT,
                     HOTSEAT_LONGPRESS_TIP_SEEN },
             "Search Education", new String[] { SEARCH_EDU_SEEN, SEARCH_SNACKBAR_COUNT },
-            "Taskbar Education", new String[] { TASKBAR_EDU_SEEN }
+            "Taskbar Education", new String[] { TASKBAR_EDU_SEEN },
+            "All Apps Visited Count", new String[] {ALL_APPS_VISITED_COUNT}
     );
 
     /**
@@ -67,7 +71,8 @@
     @StringDef(value = {
             HOME_BOUNCE_COUNT,
             HOTSEAT_DISCOVERY_TIP_COUNT,
-            SEARCH_SNACKBAR_COUNT
+            SEARCH_SNACKBAR_COUNT,
+            ALL_APPS_VISITED_COUNT
     })
     @Retention(RetentionPolicy.SOURCE)
     public @interface EventCountKey {
@@ -80,6 +85,7 @@
         maxCounts.put(HOME_BOUNCE_COUNT, 3);
         maxCounts.put(HOTSEAT_DISCOVERY_TIP_COUNT, 5);
         maxCounts.put(SEARCH_SNACKBAR_COUNT, 3);
+        maxCounts.put(ALL_APPS_VISITED_COUNT, 20);
         MAX_COUNTS = Collections.unmodifiableMap(maxCounts);
     }
 
diff --git a/src/com/android/launcher3/views/ActivityContext.java b/src/com/android/launcher3/views/ActivityContext.java
index a318363..3c90eea 100644
--- a/src/com/android/launcher3/views/ActivityContext.java
+++ b/src/com/android/launcher3/views/ActivityContext.java
@@ -34,6 +34,7 @@
 import com.android.launcher3.model.StringCache;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.popup.PopupDataProvider;
+import com.android.launcher3.util.OnboardingPrefs;
 import com.android.launcher3.util.ViewCache;
 
 /**
@@ -138,6 +139,16 @@
      */
     default void applyOverwritesToLogItem(LauncherAtom.ItemInfo.Builder itemInfoBuilder) { }
 
+    /** Onboarding preferences for any onboarding data within this context. */
+    default OnboardingPrefs<?> getOnboardingPrefs() {
+        return null;
+    }
+
+    /** Returns {@code true} if items are currently being bound within this context. */
+    default boolean isBindingItems() {
+        return false;
+    }
+
     /**
      * Returns the ActivityContext associated with the given Context, or throws an exception if
      * the Context is not associated with any ActivityContext.