What does the PUK code mean? What does PUK code mean

The PIN code is not the password of the mobile phone, if it is a Unicom mobile phone customer, the Unicom SIM card is protected by PIN code and PUK code. The initial password of PIN is 1234, if 3 times entered incorrectly, you need to enter the PUK code to unlock, the PUK code has a total of 10 opportunities to enter, if all 10 times are wrong, the SIM card will self-destruct, at this time can only be replaced through the Unicom business hall;

Unicom mobile phone number, PUK code can be queried in the following ways:

2. Call the local customer service for other machines, but you need the service password or verify the owner's information to query.

PUK is actually the abbreviation of PIN Unlock Key (Personal LDENTIFICATION NumberUnlock Key), and its main function is to unlock the SIM card when the wrong PIN code is entered, resulting in the phone being locked.

Generally speaking, if the PIN code is entered incorrectly 3 times in a row, the phone will be temporarily locked and unusable. 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, which can be unlocked as long as you follow the instructions.

Hello dear <>, PUK code (Personal Unblocking Key) is a personal unlocking code, which is an unlocking authorization code used for SIM cards, and you need to enter PUK code to unlock when the SIM card is locked. The PUK code has two features: 1

Similar to the PIN (Personal Identification Number), the PUK code is an 8-digit numeric code that is assigned by the operator when registering the SIM card to ensure the security of the user's account and SIM card. 2.The PUK code is to unlock the SIM card so that the user can use the SIM card again.

When a user enters the wrong PIN code several times in a row, the PUK code is requested. If the user enters the wrong PIN code and then enters the wrong PUK code again, the SIM card will be permanently locked and can no longer be used. A PUK code can usually be obtained with a mobile phone** at the time of purchase.

If you have forgotten your PUK code, you can check and reset your PUK code at the operator's store or customer service center, and you need to provide the corresponding personal information to verify your identity. Before entering the PUK code, make sure that the PUK code and SIM card are from the same carrier. The PUK code is a security mechanism that ensures the security of the user's SIM card and personal information, so it should be kept properly and never leaked on general social ** accounts or other public channels.

After the PIN code is entered incorrectly, you need to enter the PUK code to unlock it.

Summary. The PUK code is a security lock on the SIM card of the mobile phone that is used to unlock the ** card.

The PUK code is a security lock on the SIM card of the mobile phone that is used to unlock the ** card.

A PUK code is a type of SIM card used to unlock a mobile phone's SIM card. Every few years of age SIM cards have a unique PUK code, which is usually provided by the card's manufacturer or operator. After the user enters the wrong PIN code for a certain number of times in a row, the phone will automatically lock.

At this time, Mubu users must enter the correct PUK code to unlock the SIM card and reset the new PIN code. The PUK code usually contains 8 digits and can only be used once.

The main function of the PUK code is to protect the information security of mobile phone users. If a user's mobile phone is stolen or stolen, even if the mobile phone is obtained by a malicious user, Zenque will not be able to make calls, send text messages, and use the Internet. At the same time, the PUK code can also help users reset the PIN code and SIM card password, which further protects the user's privacy and data security.

PIN code and PUK code are the security passwords of mobile phone SIM cards, and customers generally misuse them and will open PIN code or PUK code verification;

If you are a mobile phone customer who has forgotten the PUK code, you can obtain the PUK code of the SIM card in the following ways:

1. **And log in to China Unicom APP: select "My" to enter the page, click the "Settings" icon in the upper right corner, and click "Security Center" to query "My PUK Code";

2. Use other Unicom mobile phone numbers to dial the manual customer service of China Unicom where the mobile phone number belongs to be unlocked, provide the service password or verify the customer information and query;

3. There are 10 chances to enter the PUK code, if all the input errors are made, the SIM card will self-destruct, and you need to reissue your SIM card through the local Unicom's own business office.

Telecom mobile phone PUK code Lao Shu is the unlock code of Telecom UIM mobile phone card PIN code (pin1), which consists of 8 digits. PUK code query can be found by dialing 10000, logging in to the telecom online business hall, and going to the front desk of the local telecom business hall, if you enter the PIN code error 3 times on your mobile phone, the UIM card will be locked, then you need to unlock the PUK code, PUK code includes PUK1 code and PUK2 code. When you enter the PUK code to unlock 10 times in a row, your UIM card will be scrapped, and you need to bring the owner's ID card to the front desk of the local telecom business hall to go through the card replacement procedures, so you must be careful when using the PUK code to unlock.

In order to protect the user's safety, China Unicom SIM card is protected by PIN code and PUK code. The initial password of the PIN is 1234, when the PIN code is entered incorrectly 3 times, the number card will be automatically locked, Yu Jing needs to enter the PUK to unlock, you can check the PUK code in the following ways:

1. China Unicom's online business hall: inquiry-basic business inquiry-my basic information;

3. View through the card tray of the USIM card;

4. Contact customer service or inquire through the business hall.