Device Guides
Samsung Galaxy S II
How to
Unblock SIM
Want to unblock your SIM? It's easy, but you'll need a PUK to unblock your SIM.
List view
1. Turn off your mobile phone
Tap and hold On/Off.
Tap Power off.
Tap OK.
2. Turn on your mobile phone
Tap On/Off until your mobile phone is turned on.
3. Unblock SIM
The display tells you that your SIM is blocked.
Key in your PUK and tap OK.
Key in your PUK and tap OK.
Key in a new four-digit PIN and tap OK.
Key in the new PIN again and tap OK.
Your mobile phone is ready for use.
Your mobile phone is ready for use.
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