How do I set the SIM card lock? What if the SIM card is locked?

SIM card lock settings

1. The following uses the Android mobile phone as an example. Open the mobile phone and click "menu bar", as shown in the figure.
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2. Click the set menu button in the menu, as shown in the figure.

3. Click "security" here.

4. Find "set SIM card lock" in security, as shown in the figure.

5. Now you will see your cell phone card click.

6. Enter the SIM card's PIN here.

What if the SIM card is locked?

Method 1: unlock with pukcode

In fact, if the SIM card is locked, we only need to know the PUK password and can directly enter it to unlock.

Method 2: contact mobile customer service

If you do not know the PUK password, you can find the carrier. We will go to the business office and contact the customer service personnel. He will tell you the PUK password, and then we can enter the PUK password to solve the lock.