Device Guides

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Search in 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.
Tap and hold On/Off.
Tap Power off.
Tap OK.
Tap On/Off until your mobile phone is turned on.
The display tells you that your SIM is blocked.
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.