If you have a Galaxy phone, you can also put unused apps to sleep. Go to Settings > Battery and device care > Battery > ...
Changing these settings will give your old Android phone a new life. Once adjusted, it should feel faster, with added zip in day-to-day tasks. If you want to give it a refresh, I recommend messing ...
Another troubleshooting step that might help is to remove your SIM card, if your phone has one, and then place it back in ...