diff --git a/src/main/kotlin/com/looker/droidify/installer/DefaultInstaller.kt b/src/main/kotlin/com/looker/droidify/installer/DefaultInstaller.kt
index 3a9ad59c..2c9899fb 100644
--- a/src/main/kotlin/com/looker/droidify/installer/DefaultInstaller.kt
+++ b/src/main/kotlin/com/looker/droidify/installer/DefaultInstaller.kt
@@ -23,7 +23,7 @@ class DefaultInstaller(context: Context) : BaseInstaller(context) {
         val flags = if (Android.sdk(31)) PendingIntent.FLAG_MUTABLE else 0
         val sessionParams = SessionParams(SessionParams.MODE_FULL_INSTALL).apply {
             if (Android.sdk(31)) {
-                this.setRequireUserAction(SessionParams.USER_ACTION_NOT_REQUIRED)
+                setRequireUserAction(SessionParams.USER_ACTION_NOT_REQUIRED)
             }
         }
     }
diff --git a/src/main/kotlin/com/looker/droidify/installer/DefaultInstallerOld.kt b/src/main/kotlin/com/looker/droidify/installer/DefaultInstallerOld.kt
new file mode 100644
index 00000000..2b82b746
--- /dev/null
+++ b/src/main/kotlin/com/looker/droidify/installer/DefaultInstallerOld.kt
@@ -0,0 +1,65 @@
+package com.looker.droidify.installer
+
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import androidx.core.net.toUri
+import com.looker.droidify.content.Cache
+import com.looker.droidify.utility.extension.android.Android
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
+import java.io.File
+
+// TODO: Use this for MIUI device instead of guiding new users
+class DefaultInstallerOld(context: Context) : BaseInstaller(context) {
+    override suspend fun install(cacheFileName: String) {
+        val cacheFile = Cache.getReleaseFile(context, cacheFileName)
+        mOldDefaultInstaller(cacheFile)
+    }
+
+    override suspend fun install(packageName: String, cacheFileName: String) {
+        val cacheFile = Cache.getReleaseFile(context, cacheFileName)
+        mOldDefaultInstaller(cacheFile)
+    }
+
+    override suspend fun install(packageName: String, cacheFile: File) =
+        mOldDefaultInstaller(cacheFile)
+
+    override suspend fun uninstall(packageName: String) = mOldDefaultUninstaller(packageName)
+
+    private suspend fun mOldDefaultInstaller(cacheFile: File) {
+        val (uri, flags) = if (Android.sdk(24)) {
+            Pair(
+                Cache.getReleaseFile(context, cacheFile.name).toUri(),
+                Intent.FLAG_GRANT_READ_URI_PERMISSION
+            )
+        } else {
+            Pair(Uri.fromFile(cacheFile), 0)
+        }
+
+        @Suppress("DEPRECATION")
+        withContext(Dispatchers.IO) {
+            context.startActivity(
+                Intent(Intent.ACTION_INSTALL_PACKAGE)
+                    .setDataAndType(uri, "application/vnd.android.package-archive")
+                    .setFlags(flags)
+            )
+        }
+    }
+
+    private suspend fun mOldDefaultUninstaller(packageName: String) {
+        val uri = Uri.fromParts("package", packageName, null)
+        val intent = Intent()
+        intent.data = uri
+
+        @Suppress("DEPRECATION")
+        if (Android.sdk(28)) {
+            intent.action = Intent.ACTION_DELETE
+        } else {
+            intent.action = Intent.ACTION_UNINSTALL_PACKAGE
+            intent.putExtra(Intent.EXTRA_RETURN_RESULT, true)
+        }
+        intent.flags = Intent.FLAG_ACTIVITY_NEW_TASK
+        withContext(Dispatchers.IO) { context.startActivity(intent) }
+    }
+}
\ No newline at end of file