K00bee forgot the password of the mobile phone pin code. How to solve it?

PIN 1 code In order to ensure that your mobile phone will not be stolen after it is lost, each SIM card can be set with a set of personal passwords (PIN codes), and the SIM card can be locked with its own four-digit password; The usual PIN refers to PIN 1, which is used to protect the security of the SIM card. The initial password of PIN code is 1234.

PUK code PUK code consists of 8 digits, and the PIN code can be unlocked if it is entered incorrectly for 3 times. * * * There are 10 input opportunities. After exceeding 10, the USIM card will automatically start the self-destruction program, which will invalidate the SIM card. Only go to the business hall to reissue the card.