Turning call waiting on my mobile phone on or off
Choosing a ringtone for my mobile phone
Copying contacts between my SIM and my mobile phone
Turning data roaming on my mobile phone on or off
Checking the software version for my mobile phone
You can make a call with hidden caller identification, your number will then not be shown at the receiving end. You can also turn off your own caller identification for all calls.
Make a call with hidden caller identification
Tap the phone icon.
Key in #31# followed by the number you want to call.
Tap the call icon.
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.