How to unlock the old man's mobile phone?

If you forget the phone's screen lock password, you can unlock it in the following ways: If the phone starts usb debugging, you can connect to the computer and unlock the phone password with the main brush.

If the phone is not turned on for usb debugging, you can double clear the phone. Specific method-when the phone is turned off, press the key combination to enter the recovery mode for double clearing.

The key combination is nothing more than the combination of the volume key and the power key. For example, the volume up button plus the power button, the volume down button plus the power button, or press all three buttons at the same time.

It can be solved by restoring the factory settings.

Precautions about double clearing-after double clearing, the locked data in the mobile phone will be cleared and cannot be recovered. Such as address books and software.

For many mobile phones, the way to enter the recovery state is different. Try a few more times. If you can't see the options I said, it proves that your model is wrong.

Open it with PUK password. The main reason why the SIM card is locked is that the PIN password is entered more than three times and is incorrect, and the SIM card will automatically lock. At this point, if you know the PUK password, you can enter it and unlock the SIM card after it is correct.

Unlock the password with software. If you don't know or forget the PUK password, you can use your mobile phone to unlock the software of the SIM card, but the software needs to be downloaded from a professional website, which is difficult to operate.

Looking for mobile phone customer service. If the above methods can't be solved, or you forget the PUK password, you can go to the customer service center of SIM card to unlock it. Usually go to a large business hall.

It should be noted that when purchasing a SIM card, you must mark the PUK password of your card and keep it properly so that the SIM card can be unlocked after being locked in the future.