diff --git a/app/src/main/java/com/aurora/store/data/installer/AppInstaller.kt b/app/src/main/java/com/aurora/store/data/installer/AppInstaller.kt
index 0c8a51c58..43aa7be21 100644
--- a/app/src/main/java/com/aurora/store/data/installer/AppInstaller.kt
+++ b/app/src/main/java/com/aurora/store/data/installer/AppInstaller.kt
@@ -20,26 +20,21 @@
 
 package com.aurora.store.data.installer
 
-import android.app.NotificationManager
 import android.content.Context
 import android.content.Intent
-import android.content.pm.PackageInstaller
 import android.content.pm.PackageManager
 import android.net.Uri
 import android.os.Build
 import androidx.annotation.RequiresApi
-import androidx.core.content.getSystemService
 import androidx.core.content.pm.PackageInfoCompat
 import com.aurora.extensions.getUpdateOwnerPackageNameCompat
 import com.aurora.extensions.isOAndAbove
 import com.aurora.extensions.isPAndAbove
 import com.aurora.extensions.isSAndAbove
 import com.aurora.store.BuildConfig
-import com.aurora.store.R
 import com.aurora.store.data.installer.base.IInstaller
 import com.aurora.store.data.model.Installer
 import com.aurora.store.data.model.InstallerInfo
-import com.aurora.store.util.NotificationUtil
 import com.aurora.store.util.PackageUtil
 import com.aurora.store.util.Preferences
 import com.aurora.store.util.Preferences.PREFERENCE_INSTALLER_ID
@@ -128,24 +123,6 @@ class AppInstaller @Inject constructor(
             }
         }
 
-        fun notifyInstallation(context: Context, displayName: String, packageName: String) {
-            val notificationManager = context.getSystemService<NotificationManager>()
-            val notification = NotificationUtil.getInstallNotification(context, displayName, packageName)
-            notificationManager!!.notify(packageName.hashCode(), notification)
-        }
-
-        fun getErrorString(context: Context, status: Int): String {
-            return when (status) {
-                PackageInstaller.STATUS_FAILURE_ABORTED -> context.getString(R.string.installer_status_user_action)
-                PackageInstaller.STATUS_FAILURE_BLOCKED -> context.getString(R.string.installer_status_failure_blocked)
-                PackageInstaller.STATUS_FAILURE_CONFLICT -> context.getString(R.string.installer_status_failure_conflict)
-                PackageInstaller.STATUS_FAILURE_INCOMPATIBLE -> context.getString(R.string.installer_status_failure_incompatible)
-                PackageInstaller.STATUS_FAILURE_INVALID -> context.getString(R.string.installer_status_failure_invalid)
-                PackageInstaller.STATUS_FAILURE_STORAGE -> context.getString(R.string.installer_status_failure_storage)
-                else -> context.getString(R.string.installer_status_failure)
-            }
-        }
-
         fun hasRootAccess(): Boolean {
             return Shell.getShell().isRoot
         }
diff --git a/app/src/main/java/com/aurora/store/data/installer/ServiceInstaller.kt b/app/src/main/java/com/aurora/store/data/installer/ServiceInstaller.kt
index 0257bb717..56c2f5e5e 100644
--- a/app/src/main/java/com/aurora/store/data/installer/ServiceInstaller.kt
+++ b/app/src/main/java/com/aurora/store/data/installer/ServiceInstaller.kt
@@ -234,14 +234,7 @@ class ServiceInstaller @Inject constructor(
                     )
                 }
 
-                else -> {
-                    val error = AppInstaller.getErrorString(
-                        context,
-                        returnCode
-                    )
-
-                    postError(packageName, error, extra)
-                }
+                else -> postError(packageName, getErrorString(context, returnCode), extra)
             }
             if (::serviceConnection.isInitialized) {
                 context.unbindService(serviceConnection)
@@ -266,14 +259,7 @@ class ServiceInstaller @Inject constructor(
                     if (packageName == download?.packageName) onInstallationSuccess()
                 }
 
-                else -> {
-                    val error = AppInstaller.getErrorString(
-                        context,
-                        returnCode
-                    )
-
-                    postError(packageName, error, extra)
-                }
+                else -> postError(packageName, getErrorString(context, returnCode), extra)
             }
             if (::serviceConnection.isInitialized) {
                 context.unbindService(serviceConnection)
diff --git a/app/src/main/java/com/aurora/store/data/installer/base/InstallerBase.kt b/app/src/main/java/com/aurora/store/data/installer/base/InstallerBase.kt
index 0ca3c2301..5627ce2cd 100644
--- a/app/src/main/java/com/aurora/store/data/installer/base/InstallerBase.kt
+++ b/app/src/main/java/com/aurora/store/data/installer/base/InstallerBase.kt
@@ -19,15 +19,20 @@
 
 package com.aurora.store.data.installer.base
 
+import android.app.NotificationManager
 import android.content.Context
+import android.content.pm.PackageInstaller
 import android.net.Uri
 import android.util.Log
 import androidx.core.content.FileProvider
+import androidx.core.content.getSystemService
 import com.aurora.store.AuroraApp
 import com.aurora.store.BuildConfig
+import com.aurora.store.R
 import com.aurora.store.data.event.InstallerEvent
 import com.aurora.store.data.installer.AppInstaller
 import com.aurora.store.data.room.download.Download
+import com.aurora.store.util.NotificationUtil
 import com.aurora.store.util.PathUtil
 import com.aurora.store.util.Preferences
 import com.aurora.store.util.Preferences.PREFERENCE_AUTO_DELETE
@@ -35,6 +40,26 @@ import java.io.File
 
 abstract class InstallerBase(private val context: Context) : IInstaller {
 
+    companion object {
+        fun notifyInstallation(context: Context, displayName: String, packageName: String) {
+            val notificationManager = context.getSystemService<NotificationManager>()
+            val notification = NotificationUtil.getInstallNotification(context, displayName, packageName)
+            notificationManager!!.notify(packageName.hashCode(), notification)
+        }
+
+        fun getErrorString(context: Context, status: Int): String {
+            return when (status) {
+                PackageInstaller.STATUS_FAILURE_ABORTED -> context.getString(R.string.installer_status_user_action)
+                PackageInstaller.STATUS_FAILURE_BLOCKED -> context.getString(R.string.installer_status_failure_blocked)
+                PackageInstaller.STATUS_FAILURE_CONFLICT -> context.getString(R.string.installer_status_failure_conflict)
+                PackageInstaller.STATUS_FAILURE_INCOMPATIBLE -> context.getString(R.string.installer_status_failure_incompatible)
+                PackageInstaller.STATUS_FAILURE_INVALID -> context.getString(R.string.installer_status_failure_invalid)
+                PackageInstaller.STATUS_FAILURE_STORAGE -> context.getString(R.string.installer_status_failure_storage)
+                else -> context.getString(R.string.installer_status_failure)
+            }
+        }
+    }
+
     private val TAG = InstallerBase::class.java.simpleName
 
     var download: Download? = null
@@ -58,7 +83,7 @@ abstract class InstallerBase(private val context: Context) : IInstaller {
 
     fun onInstallationSuccess() {
         download?.let {
-            AppInstaller.notifyInstallation(context, it.displayName, it.packageName)
+            notifyInstallation(context, it.displayName, it.packageName)
             if (Preferences.getBoolean(context, PREFERENCE_AUTO_DELETE)) {
                 PathUtil.getAppDownloadDir(context, it.packageName, it.versionCode)
                     .deleteRecursively()
diff --git a/app/src/main/java/com/aurora/store/data/receiver/InstallerStatusReceiver.kt b/app/src/main/java/com/aurora/store/data/receiver/InstallerStatusReceiver.kt
index 07dcd614d..b5f713f7a 100644
--- a/app/src/main/java/com/aurora/store/data/receiver/InstallerStatusReceiver.kt
+++ b/app/src/main/java/com/aurora/store/data/receiver/InstallerStatusReceiver.kt
@@ -30,11 +30,11 @@ import com.aurora.extensions.runOnUiThread
 import com.aurora.store.AuroraApp
 import com.aurora.store.R
 import com.aurora.store.data.event.InstallerEvent
-import com.aurora.store.data.installer.AppInstaller
 import com.aurora.store.data.installer.AppInstaller.Companion.ACTION_INSTALL_STATUS
 import com.aurora.store.data.installer.AppInstaller.Companion.EXTRA_DISPLAY_NAME
 import com.aurora.store.data.installer.AppInstaller.Companion.EXTRA_PACKAGE_NAME
 import com.aurora.store.data.installer.AppInstaller.Companion.EXTRA_VERSION_CODE
+import com.aurora.store.data.installer.base.InstallerBase
 import com.aurora.store.util.CommonUtil.inForeground
 import com.aurora.store.util.NotificationUtil
 import com.aurora.store.util.PackageUtil
@@ -63,7 +63,7 @@ class InstallerStatusReceiver : BroadcastReceiver() {
                 if (PackageUtil.isSharedLibrary(context, packageName)) return
 
                 AuroraApp.enqueuedInstalls.remove(packageName)
-                AppInstaller.notifyInstallation(context, displayName, packageName)
+                InstallerBase.notifyInstallation(context, displayName, packageName)
                 if (Preferences.getBoolean(context, PREFERENCE_AUTO_DELETE)) {
                     PathUtil.getAppDownloadDir(context, packageName, versionCode)
                         .deleteRecursively()
@@ -92,7 +92,7 @@ class InstallerStatusReceiver : BroadcastReceiver() {
             context,
             packageName,
             displayName,
-            AppInstaller.getErrorString(context, status)
+            InstallerBase.getErrorString(context, status)
         )
         notificationManager!!.notify(packageName.hashCode(), notification)
     }
@@ -121,13 +121,13 @@ class InstallerStatusReceiver : BroadcastReceiver() {
 
             PackageInstaller.STATUS_FAILURE_ABORTED -> {
                 InstallerEvent.Cancelled(packageName!!).apply {
-                    this.extra = AppInstaller.getErrorString(context, status)
+                    this.extra = InstallerBase.getErrorString(context, status)
                 }
             }
 
             else -> {
                 InstallerEvent.Failed(packageName!!).apply {
-                    this.error = AppInstaller.getErrorString(context, status)
+                    this.error = InstallerBase.getErrorString(context, status)
                     this.extra = extra ?: ""
                 }
             }