# 2.15. ReVanced manager does not select APK

Symptoms: after clicking select an application > YouTube, nothing happened and it goes back to the patcher tab without selecting any apps

You probably are not using the stable version of ReVanced manager. Do the following to get it fixed:

1. Follow section 2.4 to export the keystore
2. Delete existing ReVanced manager, and the ReVanced manager APK file you downloaded before.
3. Install the latest stable version of ReVanced manager here. Do not use the one you downloaded before.
4. Follow section 2.5 to import the keystore