The various symbols and icons on your phone's screen ... this is to clear the cache on your Android phone. Certain carriers bundle the "SIM Toolkit" app, which lets you access a few special ...

To turn off airplane mode, simply swipe down from the top of the screen to access the Quick Settings panel and ensure the airplane icon ... SIM Toolkit is a pre-installed app on your Android ...

If you are seeing the error message “Unfortunately the process.com.android.phone has stopped” after you installed a new ROM or updated your firmware, there is ...

The various symbols and icons on your ... in the event your SIM card has been deactivated. Launch the Settings app on your phone. Navigate to Apps > See all apps > SIM Toolkit.