Owners of older smartphones or tablets that are still running Android 5.0 Lollipop often find that the built-in Google components have become corrupt or outdated. Sideloading this specific APK allows them to repair the Google login process and recover full functionality of their device without having to perform a factory reset.
Apps that haven’t been updated since 2016 often rely on the specific intent filters provided by this version. Newer Account Managers have deprecated certain intents, but version 5.1-1743759 retains backwards compatibility. Google Account Manager 5.1-1743759 -Android 5.0
: Navigate to Settings > About Phone and verify your Android version is 5.0 or 5.1. Owners of older smartphones or tablets that are