The Personal Unblocking Key (PUK) is an eight-digit code that is required to unblock your phone when you have entered the incorrect PIN ten times. It is located on the back of the SIM cardholder. All phones have a different set of procedures for unblocking and you will need to consult the manual for your GSM mobile phone when this occurs. Should an incorrect PUK be entered ten times in a row, the SIM will be permanently disabled. You may need to purchase a new SIM if yours is disabled.

If you enter the wrong PIN code 3 times in a row, your mobile phone asks you for your PUK code. The PUK (Personal Unblocking Key) code is used to unblock your mobile phone. If you enter the wrong PUK code 10 times in a row, your SIM card will remain definitively blocked. In this case, contact Mobistar customer services.

A PUK Code is an 8 digit code that a person must use to unblock his phone. A phone is blocked when a person tries to enter a wrong PIN Code several times in a row. However, if this person repeatedly enters one wrong PUK Code after the other, his CHIPPIE SIM-card will be permanently blocked. This means that he can't use his CHIPPIE SIM-card anymore. He must buy a new CHIPPIE SIM-card.

You will receive your PIN and PUK codes in your ACN welcome letter. If you have lost your PUK code, you can request it to be emailed to you via DeinACN Mobile. You will only receive an email reminder of your PUK code if you have entered a valid email address in DeinACN Mobile.

Ans: PIN - Personal Identification Number (PIN is used to guard against unauthorized use of SIM Card.) PUK - Personal Unblocking Key (PUK 1 is used to unblock PIN 1)

Ans: If customers enter incorrect PIN code 3 times in succession, the SIM card will be blocked. In this situation, customer will need the PUK code to unblock the SIM card. To unblock please follow the following process: enter PUK 1 then press OK > PIN 1 & press OK > PIN 1 & OK. Please remember that PUK 1 is needed for unblocking PIN 1. If anyone enters wrong PUK code TEN times, his/her SIM card will be permanently blocked.

Some prepaid SIM cards have a security mechanism in place that requires the subscriber to enter in a PIN (personal identification number) code every time the GSM cell phone is turned on. When a PIN code has been assigned it is important not to forget this code. If you enter the PIN code incorrectly into the phone 3 times in a row then your GSM cell phone will display a Blocked message on its LCD. When this occurs you will then be required to unblock your phone using the PUK code.

This 8-digit number is used to unblock your SIM card. If the PUK is incorrectly entered 10 times, your SIM card will get permanently damaged. It will then have to be replaced by anew one" CLI-R is a service that allows customers not to reveal their mobile number from being displayed recipient.s mobile phones. Note: This facility is not provided by BSNL

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PUK is an abbreviation for PIN Unblocking Key. Your phone will display this message if a wrong PIN number has been entered more than three times. Take your phone to any Celtel outlet and they will unblock it for you. Click here to find the list. Voicemail is a service that operates automatically when your phone is not answered, out of reach of the signal or switched off. If your phone is not being answered for one of these reasons, Voicemail will automatically ask callers to leave a message.

PIN- is necessary for protection from non-sanctioned access to your SIM-card. PIN-code is known to you only and should be entered each time when you switch your phone on. Please remember your PIN-code (or let it be a combination of figures well-known to you that you should enter when switching your phone on for the first time). If you failed to enter your correct PIN code 3 times in succession, SIM-card will be blocked. You can unblock your telephone by PUK code only.