Choosing network mode for my mobile phone
Using the radio on my mobile phone
Transferring files between a computer and my mobile phone
List of display icons
Turning my mobile phone on and off
If there's a problem with your payment information, you can only install free apps.
Log on to Google Play on a computer and change you payment information.
Share this article via email! Just fill in these details and the characters in the box.
Fields marked with * are mandatory.