What does puk mean in mobile phone number?

PUK refers to the SIM card that is inserted into your phone.

PUK code, if it is a Unicom card, in order to protect your safety, the Unicom mobile phone card is equipped with a PIN code.

and PUK code protection. The initial PIN code is 1234, when the PIN code is entered incorrectly 3 times, the SIM card will be automatically locked, and you need to enter the PUK to unlock it. If you want to check the PUK code, you can log in to the online business hall of Unicom.

Click on the query to view the "Basic Business Query" - "My Basic Information" - "Number Information" to view the PUK code. You can also log in to the mobile phone business hall or contact the local manual service for inquiries. Tips:

If the number of incorrect times of entering the PUK code exceeds the limit, the card will be scrapped and you will need to replace the card at the business hall.

PUK refers to the mobile phone PUK code, which is the PIN unlock code.

There are several passwords for mobile phones, one is the SIM card lock code, also known as the PIN code, the other is the PUK code of the mobile phone itself, and the other is the SIM card PIN 1 code and PIN 2 code. Among them, the PIN code is a personal identification code, which can also be turned off or changed in the mobile phone settings; The PUK code is the unlock code of the PIN code, and when you enter the wrong PIN code many times, you need to unlock it through the PUK code.

It should be noted that the PUK code only has 10 chances to enter, and if it is entered incorrectly all 10 times, the SIM card of the mobile phone will be permanently locked and cannot be used. Therefore, when entering the PUK code, you must be careful and careful. If you forget the PUK code, you can go to the business hall of the mobile phone card operator to unlock it by brushing your face or archiving and accurately providing your mobile phone number and service password.

1. The Puk code of China Unicom mobile phone card is an unlock code (a total of 8 digits long) used to decode the PIN code. PIN is a password used to protect the security of the SIM card, when the PIN code is entered incorrectly 3 times, the SIM card will be automatically locked, and you need to enter the PUK code to unlock it.

2. The PUK code of China Unicom mobile phone card can be queried in the following ways:

2. The owner of the aircraft shall go to the Unicom's own business hall in the place of belonging with valid documents to inquire about the PUK code information.

3. You have a total of 10 chances to enter the PUK code, more than 10 times, the SIM card will automatically start the self-destruct program, so that the SIM card is invalid, then you have to go to the business hall again to replace the card.

4. Each SIM card corresponds to a PUK code, and the PUK code of the SIM card will be changed after the card replacement business is handled.

PUK is the unlock code of the PIN, and you need to go to the local business office to unlock it.

PUK's full name is Personal LDENTIFICATION NumberUnlock Key, and its main function is to act as a SIM card.

Entered the wrong PIN code.

The code used to unlock the phone when it is locked. When the PIN code of the SIM card is entered incorrectly three times, the SIM card will be locked.

At this time, as long as you contact the system operator to which the mobile phone number belongs as soon as possible, and after passing the authentication process of identity verification, the other party will give you a set of PUK code.

Just follow the instructions to unlock it.

The PUK on the mobile phone card refers to the PIN unlock code.

1. Explanation of "puk":

PUK is the abbreviation of "Personal LDENTIFICATION NumberUnblock Key", which means PIN unlock code in Chinese, and can be used to unlock the phone when the SIM card is locked due to the wrong PIN code.

When the mobile phone PIN is locked and prompted to enter the PUK code, the user should first find the PUK code and then unlock it, because the PUK code only has 10 chances to enter. If you enter it incorrectly 10 times, the SIM card will be permanently locked by the macro car, and the mobile phone card will be scrapped.

2. The location of the PUK code:

The PUK code of some SIM cards is attached to the card when the user buys the card, such as the PUK code attached to the back of the mobile phone card sleeve of China Unicom, or China Mobile's Shenzhou Xing, etc., while the other part needs to be obtained from the network operator.

The PUK code is different for each number.

Namely. Each number has a unique PUK code.

The mobile phone card PUK code is a set of numbers with the function of controlling the SIM card.

There are two types of mobile phone card PUK codes: PUK1 and PUK2. The full name of the PUK (PUK1) code is PIN Unblocking Key, which is the unlock code of the PIN code (PIN1), and the original password of the PIN code (PIN1) is 1234. PUK2 code is used to enter the SIM card under the subordinate function (such as call billing function) of the unlock code, PUK2 code is provided by the network operator, because the network does not support it for the time being, there is no PUK2 code, even if it is locked, it will not affect the use of the mobile phone.

PUK code, whether you are using China Mobile or China Unicom, the service provider has data saving, once you need to enter, you can call the corresponding service ** to manual service (such as mobile 10086, Unicom 10010) check, you can also go to the local business hall to inquire, a more convenient and fast way is to go directly to the mobile or Unicom Lao Nian ** enter the mobile phone number and service password to log in, enter the online business hall, and make inquiries.

How to get a PUK code:

The PUK code (PUK1) consists of 8 digits, which cannot be changed by the user. When the mobile phone PIN code is locked and prompted to enter the PUK code, do not act rashly, because the PUK code only has 10 chances to enter, and if you enter the wrong 10 times, the SIM card will be permanently locked, that is, it will be scrapped. The PUK code of some SIM cards is attached to the card when the user buys the card, such as China Mobile's Shenzhou Xing, while the other part needs to be obtained from the network operator.

If your PIN code is locked and you don't know the PUK code, don't enter it casually, at this time the correct thing should be Zheng Han's noisy call to the service of the operator to which the SIM card belongs**, after a simple user information check, you can get the PUK code, unlock the mobile phone lock, the service is free. However, after unlocking the PUK code and turning it off again, the phone will still remind you to enter the PIN code.