Find "Hide my number"
Press the Navigation key.
Scroll to Calls and press the Navigation key.
Scroll to Call settings and press the Navigation key.
Scroll to Hide my number and press the Navigation key.
Activate or deactivate
Highlight No or Yes and press the Navigation key.
Please note: it is only possible to hide your caller identification for voice calls. When you send text messages, your phone number is always displayed.
Exit
Press Disconnect to return to standby mode.