Turning the screen lock on my mobile phone on or off
Transferring files between a computer and my mobile phone
Turning vibration on my mobile phone on or off
Choosing a message tone for my mobile phone
List of display icons
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
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