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This wikiHow teaches you how to disable the PIN that protects your Android’s SIM card. You must be able to enter the PIN correctly to disable SIM locking.
Steps
Community Q&A
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QuestionHow can I unblock my SIM card? It says PUK blocked.Community AnswerThere are various ways that you can unblock your card. One of them is visiting a website that deals with PUK numbers. Another way is to go to your device provider.
About This Article
1. Open your Settings.
2. Tap Security.
3. Tap Set up SIM card lock.
4. Tap your SIM card.
5. Tap Lock SIM Card.
6. Type the current PIN.
7. Tap OK.