The PIN (Personal Identification Number) enables secure SIM card and network access. It is provided with your SIM card. If the PIN code is entered wrongly three times, the phone is locked and requires ...

PUK is the code required to unlock a GSM SIM card that has disabled itself after an incorrect PIN code was entered 3-5 times in a row. If an incorrect PUK code is entered a certain number of times ...

Airtel SIM Unlock Guide: If your Airtel SIM card has been locked after multiple incorrect PIN attempts, there’s no need to panic. Telecom operators provide a security feature called the PUK (Personal ...

I got a Net10 Pre-paid Nokia 1100 cell phone the other day. I was trying to set up the security feature where you have to type in a PIN to use the phone and I managed to mess it up. -- -- Im used to ...

A PUK code is required if a GSM SIM card was locked after entering the wrong PIN code three times in a row. Entering a wrong PUK code ten times in a row disables the SIM card permanently. Both the PIN ...

Ihr wollt euer Handy nutzen, doch auf dem Display steht nur „SIM-Karte gesperrt“ oder „PIN erforderlich“. Kein Netz, keine Anrufe, keine ...