Want to keep your phone secure? Avoid using this common PIN code — here’s why it’s risky and what to choose instead.

Where can I find my PUK code? One of the issues you might experience when you enter the wrong SIM card PIN three times is that you will get locked out from accessing the SIM.

Get your transfer PIN by visiting a Metro by T-Mobile store If you have problems getting your transfer PIN or want to talk to someone face-to-face, visit a Metro by T-Mobile retail store.

PIN code (Personal Identification Number) - definition In mobile devices, the PIN acts like a password preventing other people from gaining unauthorized access to your device.