Protect your SIM card with a PIN

You can protect your SIM card from unauthorized use by assigning a PIN (personal identification number). The default SIM card PIN is provided by your wireless service provider.

To enable the SIM card PIN

1. Tap Start > Settings > Personal tab > Phone > GSM/UMTS Services tab.
2. Select PIN/PIN2 on the list of available services, then tap Get Settings.
3. Select the Require PIN when phone is used check box.
4. Enter the PIN number and then tap OK. To change the PIN at any time, tap Change PIN.
   
   Tip: Emergency calls can be placed at any time, without requiring a PIN.

To change the SIM card PIN2

1. Tap Start > Settings > Personal tab > Phone > GSM/UMTS Services tab.
2. Select PIN/PIN2 on the list of available services, then tap Get Settings.
3. Tap Change PIN2.
4. Enter the old SIM PIN2, then enter the new SIM PIN2 in the New PIN2 and Confirm new PIN2 fields.
5. Tap OK.