![background image](https://i.helpdoc.net/Nokia Lumia 2520/en_US/Nokia Lumia 2520_en_US061.png)
Change your PIN code
If your SIM card came with a default PIN code, you can change it to something more secure.
1. Swipe in from the right of the screen, and tap Settings > Change PC settings > Network >
Connections.
2. Tap the mobile broadband network name.
3. Under Security, tap Change PIN.
The PIN code can be 4-8 digits.