
Nokia 2660 Flip
1. Find "SIM settings"
Press the Navigation key.

Select the settings icon.

Select Connectivity.

Select Dual SIM.

Select SIM settings.

2. Turn use of PIN on or off
Select the name of the SIM.

Select PIN code request to turn the function on or off.

Key in your PIN and press the Navigation key.
If an incorrect PIN is entered three times in a row, your SIM will be blocked. To unblock your SIM, you'll need to key in your PUK. You can get the PUK by calling customer services on 191 from a Vodafone mobile phone. If you're using a land line, you need to dial 03333 040 191. Please note: If you key in the wrong PUK ten times in a row, your SIM will be blocked permanently. In this case, you need a new SIM from Vodafone.

3. Return to the home screen
Press Disconnect to return to the home screen.
