diff --git a/aconfig/launcher_search.aconfig b/aconfig/launcher_search.aconfig
index fc79200..97e56b7 100644
--- a/aconfig/launcher_search.aconfig
+++ b/aconfig/launcher_search.aconfig
@@ -12,4 +12,18 @@
     namespace: "launcher_search"
     description: "This flag enables the animation of the Private Space container"
     bug: "299294792"
+}
+
+flag {
+    name: "private_space_sys_apps_separation"
+    namespace: "launcher_search"
+    description: "This flag enables showing system apps separate in Private Space container."
+    bug: "308054233"
+}
+
+flag {
+    name: "private_space_app_installer_button"
+    namespace: "launcher_search"
+    description: "This flag enables addition of App Installer button in Private Space container."
+    bug: "308064949"
 }
\ No newline at end of file
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 4290948..31dbe84 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -107,6 +107,7 @@
 import com.android.launcher3.testing.shared.TestProtocol;
 import com.android.launcher3.touch.ItemClickHandler;
 import com.android.launcher3.touch.ItemClickHandler.ItemClickProxy;
+import com.android.launcher3.uioverrides.ApiWrapper;
 import com.android.launcher3.util.ActivityOptionsWrapper;
 import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.DisplayController;
@@ -1037,9 +1038,8 @@
                         } else if (info.isPromise()) {
                             TestLogging.recordEvent(
                                     TestProtocol.SEQUENCE_MAIN, "start: taskbarPromiseIcon");
-                            intent = new PackageManagerHelper(this)
-                                    .getMarketIntent(info.getTargetPackage())
-                                    .addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+                            intent = ApiWrapper.getAppMarketActivityIntent(this,
+                                    info.getTargetPackage(), Process.myUserHandle());
                             startActivity(intent);
 
                         } else if (info.itemType == Favorites.ITEM_TYPE_DEEP_SHORTCUT) {
diff --git a/quickstep/src/com/android/launcher3/uioverrides/ApiWrapper.java b/quickstep/src/com/android/launcher3/uioverrides/ApiWrapper.java
index 4a26559..784c560 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/ApiWrapper.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/ApiWrapper.java
@@ -17,13 +17,16 @@
 package com.android.launcher3.uioverrides;
 
 import android.app.ActivityOptions;
+import android.app.PendingIntent;
 import android.app.Person;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.LauncherActivityInfo;
 import android.content.pm.LauncherApps;
 import android.content.pm.LauncherUserInfo;
 import android.content.pm.ShortcutInfo;
 import android.graphics.drawable.ColorDrawable;
+import android.net.Uri;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.util.ArrayMap;
@@ -31,9 +34,12 @@
 
 import com.android.launcher3.Flags;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.proxy.ProxyActivityStarter;
+import com.android.launcher3.util.StartActivityParams;
 import com.android.launcher3.util.UserIconInfo;
 import com.android.quickstep.util.FadeOutRemoteTransition;
 
+import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 
@@ -102,6 +108,44 @@
         return users;
     }
 
+    /**
+     * Returns the list of the system packages that are installed at user creation.
+     * An empty list denotes that all system packages are installed for that user at creation.
+     */
+    public static List<String> getPreInstalledSystemPackages(Context context, UserHandle user) {
+        LauncherApps launcherApps = context.getSystemService(LauncherApps.class);
+        if (android.os.Flags.allowPrivateProfile() && Flags.enablePrivateSpace()
+                && Flags.privateSpaceSysAppsSeparation()) {
+            return launcherApps.getPreInstalledSystemPackages(user);
+        } else {
+            return new ArrayList<>();
+        }
+    }
+
+    /**
+     * Returns an intent which can be used to start the App Market activity (Installer
+     * Activity).
+     */
+    public static Intent getAppMarketActivityIntent(Context context, String packageName,
+            UserHandle user) {
+        LauncherApps launcherApps = context.getSystemService(LauncherApps.class);
+        if (android.os.Flags.allowPrivateProfile() && Flags.enablePrivateSpace()
+                && Flags.privateSpaceAppInstallerButton()) {
+            StartActivityParams params = new StartActivityParams((PendingIntent) null, 0);
+            params.intentSender = launcherApps.getAppMarketActivityIntent(packageName, user);
+            return ProxyActivityStarter.getLaunchIntent(context, params);
+        } else {
+            return new Intent(Intent.ACTION_VIEW)
+                    .setData(new Uri.Builder()
+                            .scheme("market")
+                            .authority("details")
+                            .appendQueryParameter("id", packageName)
+                            .build())
+                    .putExtra(Intent.EXTRA_REFERRER, new Uri.Builder().scheme("android-app")
+                            .authority(context.getPackageName()).build());
+        }
+    }
+
     private static class NoopDrawable extends ColorDrawable {
         @Override
         public int getIntrinsicHeight() {
diff --git a/src/com/android/launcher3/model/data/ItemInfoWithIcon.java b/src/com/android/launcher3/model/data/ItemInfoWithIcon.java
index dc180d8..5141db9 100644
--- a/src/com/android/launcher3/model/data/ItemInfoWithIcon.java
+++ b/src/com/android/launcher3/model/data/ItemInfoWithIcon.java
@@ -18,6 +18,7 @@
 
 import android.content.Context;
 import android.content.Intent;
+import android.os.Process;
 
 import androidx.annotation.Nullable;
 
@@ -26,7 +27,7 @@
 import com.android.launcher3.icons.FastBitmapDrawable;
 import com.android.launcher3.logging.FileLog;
 import com.android.launcher3.pm.PackageInstallInfo;
-import com.android.launcher3.util.PackageManagerHelper;
+import com.android.launcher3.uioverrides.ApiWrapper;
 
 /**
  * Represents an ItemInfo which also holds an icon.
@@ -216,7 +217,8 @@
         String targetPackage = getTargetPackage();
 
         return targetPackage != null
-                ? new PackageManagerHelper(context).getMarketIntent(targetPackage)
+                ? ApiWrapper.getAppMarketActivityIntent(
+                        context, targetPackage, Process.myUserHandle())
                 : null;
     }
 
diff --git a/src/com/android/launcher3/popup/SystemShortcut.java b/src/com/android/launcher3/popup/SystemShortcut.java
index 69bba69..f39f806 100644
--- a/src/com/android/launcher3/popup/SystemShortcut.java
+++ b/src/com/android/launcher3/popup/SystemShortcut.java
@@ -7,6 +7,7 @@
 import android.content.Context;
 import android.content.Intent;
 import android.graphics.Rect;
+import android.os.Process;
 import android.view.View;
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.ImageView;
@@ -22,6 +23,7 @@
 import com.android.launcher3.model.WidgetItem;
 import com.android.launcher3.model.data.ItemInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
+import com.android.launcher3.uioverrides.ApiWrapper;
 import com.android.launcher3.util.InstantAppResolver;
 import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.PackageUserKey;
@@ -237,8 +239,9 @@
 
         @Override
         public void onClick(View view) {
-            Intent intent = new PackageManagerHelper(view.getContext()).getMarketIntent(
-                    mItemInfo.getTargetComponent().getPackageName());
+            Intent intent = ApiWrapper.getAppMarketActivityIntent(view.getContext(),
+                    mItemInfo.getTargetComponent().getPackageName(),
+                    Process.myUserHandle());
             mTarget.startActivitySafely(view, intent, mItemInfo);
             AbstractFloatingView.closeAllOpenViews(mTarget);
         }
diff --git a/src/com/android/launcher3/touch/ItemClickHandler.java b/src/com/android/launcher3/touch/ItemClickHandler.java
index a9c2a2e..839f98c 100644
--- a/src/com/android/launcher3/touch/ItemClickHandler.java
+++ b/src/com/android/launcher3/touch/ItemClickHandler.java
@@ -31,6 +31,7 @@
 import android.content.Intent;
 import android.content.pm.LauncherApps;
 import android.content.pm.PackageInstaller.SessionInfo;
+import android.os.Process;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
@@ -58,8 +59,8 @@
 import com.android.launcher3.shortcuts.ShortcutKey;
 import com.android.launcher3.testing.TestLogging;
 import com.android.launcher3.testing.shared.TestProtocol;
+import com.android.launcher3.uioverrides.ApiWrapper;
 import com.android.launcher3.util.ItemInfoMatcher;
-import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.views.FloatingIconView;
 import com.android.launcher3.views.Snackbar;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
@@ -207,7 +208,8 @@
                 }
             }
             // Fallback to using custom market intent.
-            Intent intent = new PackageManagerHelper(launcher).getMarketIntent(packageName);
+            Intent intent = ApiWrapper.getAppMarketActivityIntent(launcher,
+                    packageName, Process.myUserHandle());
             launcher.startActivitySafely(v, intent, item);
         };
 
@@ -344,8 +346,8 @@
                 && (((ItemInfoWithIcon) item).runtimeStatusFlags
                 & ItemInfoWithIcon.FLAG_INSTALL_SESSION_ACTIVE) != 0) {
             ItemInfoWithIcon appInfo = (ItemInfoWithIcon) item;
-            intent = new PackageManagerHelper(launcher)
-                    .getMarketIntent(appInfo.getTargetComponent().getPackageName());
+            intent = ApiWrapper.getAppMarketActivityIntent(launcher,
+                    appInfo.getTargetComponent().getPackageName(), Process.myUserHandle());
         } else {
             intent = item.getIntent();
         }
diff --git a/src/com/android/launcher3/util/PackageManagerHelper.java b/src/com/android/launcher3/util/PackageManagerHelper.java
index 91203a7..3f7a128 100644
--- a/src/com/android/launcher3/util/PackageManagerHelper.java
+++ b/src/com/android/launcher3/util/PackageManagerHelper.java
@@ -28,8 +28,8 @@
 import android.content.pm.PackageManager.NameNotFoundException;
 import android.content.pm.ResolveInfo;
 import android.graphics.Rect;
-import android.net.Uri;
 import android.os.Bundle;
+import android.os.Process;
 import android.os.UserHandle;
 import android.text.TextUtils;
 import android.util.Log;
@@ -46,6 +46,7 @@
 import com.android.launcher3.model.data.ItemInfoWithIcon;
 import com.android.launcher3.model.data.LauncherAppWidgetInfo;
 import com.android.launcher3.model.data.WorkspaceItemInfo;
+import com.android.launcher3.uioverrides.ApiWrapper;
 
 import java.net.URISyntaxException;
 import java.util.List;
@@ -137,17 +138,6 @@
         return (info.flags & ApplicationInfo.FLAG_SUSPENDED) != 0;
     }
 
-    public Intent getMarketIntent(String packageName) {
-        return new Intent(Intent.ACTION_VIEW)
-                .setData(new Uri.Builder()
-                        .scheme("market")
-                        .authority("details")
-                        .appendQueryParameter("id", packageName)
-                        .build())
-                .putExtra(Intent.EXTRA_REFERRER, new Uri.Builder().scheme("android-app")
-                        .authority(mContext.getPackageName()).build());
-    }
-
     /**
      * Creates a new market search intent.
      */
@@ -172,8 +162,8 @@
                 && (((ItemInfoWithIcon) info).runtimeStatusFlags
                     & ItemInfoWithIcon.FLAG_INSTALL_SESSION_ACTIVE) != 0) {
             ItemInfoWithIcon appInfo = (ItemInfoWithIcon) info;
-            mContext.startActivity(new PackageManagerHelper(mContext)
-                    .getMarketIntent(appInfo.getTargetComponent().getPackageName()));
+            mContext.startActivity(ApiWrapper.getAppMarketActivityIntent(mContext,
+                    appInfo.getTargetComponent().getPackageName(), Process.myUserHandle()));
             return;
         }
         ComponentName componentName = null;
diff --git a/src_ui_overrides/com/android/launcher3/uioverrides/ApiWrapper.java b/src_ui_overrides/com/android/launcher3/uioverrides/ApiWrapper.java
index fe5c1fd..b9f9ac5 100644
--- a/src_ui_overrides/com/android/launcher3/uioverrides/ApiWrapper.java
+++ b/src_ui_overrides/com/android/launcher3/uioverrides/ApiWrapper.java
@@ -19,9 +19,11 @@
 import android.app.ActivityOptions;
 import android.app.Person;
 import android.content.Context;
+import android.content.Intent;
 import android.content.pm.LauncherActivityInfo;
 import android.content.pm.ShortcutInfo;
 import android.graphics.drawable.ColorDrawable;
+import android.net.Uri;
 import android.os.UserHandle;
 import android.os.UserManager;
 import android.util.ArrayMap;
@@ -29,6 +31,7 @@
 import com.android.launcher3.Utilities;
 import com.android.launcher3.util.UserIconInfo;
 
+import java.util.ArrayList;
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
@@ -80,6 +83,30 @@
         return users;
     }
 
+    /**
+     * Returns the list of the system packages that are installed at user creation.
+     * An empty list denotes that all system packages are installed for that user at creation.
+     */
+    public static List<String> getPreInstalledSystemPackages(Context context, UserHandle user) {
+        return new ArrayList<>();
+    }
+
+    /**
+     * Returns an intent which can be used to start the App Market activity (Installer
+     * Activity).
+     */
+    public static Intent getAppMarketActivityIntent(Context context, String packageName,
+            UserHandle user) {
+        return new Intent(Intent.ACTION_VIEW)
+                .setData(new Uri.Builder()
+                        .scheme("market")
+                        .authority("details")
+                        .appendQueryParameter("id", packageName)
+                        .build())
+                .putExtra(Intent.EXTRA_REFERRER, new Uri.Builder().scheme("android-app")
+                        .authority(context.getPackageName()).build());
+    }
+
     private static class NoopDrawable extends ColorDrawable {
         @Override
         public int getIntrinsicHeight() {