Find Call Settings Option on Android Smartphone
Check how to access call settings option in android 6.0 marshmallow. Setup call forwarding and call waiting in your phone. Follow steps to solve the issue.
Marshmallow Issues
Uninstalled App Reappearing after Reboot in Android 6 Marshmallow
Latest Android 6.0 Marshmallow is making a strange problem in which uninstalled apps are coming back after reboot. Not able to remove app completely.