Use APKPure App
Get START!? - Superuser Add-on old version APK for Android
Add-on for START!?.
Add-on for START!?. This is not a standalone app.
Grant "access superuser" permission.
This add-on provides android.permission.ACCESS_SUPERUSER permission to START!?, is declared by SuperSU. If this permission is not present, SuperSU will present a warning in its superuser request popup (this is configurable in SuperSU settings).
* START!? v1.4.0+ required