Guide to keys and sockets on mobile phone
Turn screen lock on or off
Turn silent mode on or off
Choose network mode
If your mobile phone is slow or freezes, it might help to restart it.
Restart your mobile phone
Tap and hold the Home key.
At the same time, tap and hold On/Off until your mobile phone is restarted.
Tap anywhere to dismiss
Share this article via email! Just fill in these details and the characters in the box.
Fields marked with * are mandatory.