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How to unlock the SIM card when you forgot the PIN code?

ByMatthieu Andre 2019-04-04 93294

Your phone is blocked? In high-tech world, a SIM card may be suspended at certain times due to a wrong password insert and may cause a disruption of your mobile phone. Being the core activated by code, there are different ways to unlock your SIM card. So let’s have a look how to unlock your phone.

How to unlock the SIM card when you forgot the PIN code 

1. What is a locked SIM card?

Majorly securing your phone with a PIN code, your SIM card automatically lock itself if your device is not in use or if you enter a wrong PIN code on screen interface. Because a PIN code can be easily lost or hacked, official carriers developed new advanced technologies on phones featuring fingerprint and facial detection. Even if you locked your device, you will be able to unlock it without any password required. Nevertheless, the process to reset your code must be done manually by contacting your official carrier if your phone is displaying a message.

a locked SIM card 

2. How to unlock your SIM card?

Specifically, a smartphone unlocked aims to unlock the network by allowing the user to insert the SIM card of any operator. This is a common and secure practice for phones purchased from a carrier. There are different ways of unlocking and each of them are synchronized as explained above.

Find your IMEI number

To unlock your smartphone, you will need first to know your International Mobile Equipment Identity (IMEI) code identifying your phone. This number is indicated either on the battery, purchase invoice of your mobile or on its original box. To locate it, a special code must be type by pressing * # 06 # on the keypad of your phone, and the number will appear automatically on your screen. By doing so, you will be able to contact your carrier as referred in the next step.

Find your IMEI number 

Contact your carrier

If you attempt multiple times to log-in your phone, don’t remember your password and accidentally lock out your device, your second step is contacting your official carrier. Easy to find on a contact list, the customer service will introduce you straightforward steps and guide you for unlocking your phone after you checked all relevant information's and provided your IMEI number. 


Even if the process seems easy, some requirements are generally set for unlocking your SIM card. By meaning so, your phone mustn’t be reported or stolen, must be fully paid off, a small fee must be due in order to get an unlock code and your SIM card must be unlock. Interface relay to provide your PUK code, your confirmation code will be sent as explained above.

Contact your carrier  

Get your PUK code

In case of theft, PUK code is an effective solution to prevent the thief using your mobile and abusing it in a way harmful to you. It is essential to enter your PUK code if you want to unlock your mobile. Generally, you can find this code in different ways such as finding your operator contract, calling customer service, using Internet or going to your official carrier store.

Get your PUK code 

Once you have obtained your PUK code from your official carrier, you can enter it on your phone so that your SIM card will be operational and functional again. However, that is recommended you change your SIM card before unlocking on Apple or Android versions. But make sure you insert your password correctly, if an error message occurred, move on next step.

Use a third Party Application

If you can’t reach customer service or if you are not able to move forward in the next process, some specifics third Party Applications such as Unlock Base were developed for unlocking universal phones. Including functionalities such as a follow-up, an universal compatibility, a customer service 24/7, the way of unlocking your SIM card will be much easier because instructions will be sent detailing your confirmation code and related steps to unlock it.

Among other things, if you compare carefully reviews and global specifications before downloading an APP, your SIM card will be functional and activated with your new PIN code. Secure, fast and permanent, third party APP became therefore an essential tool for phone's users without any major complexity during the use.   

Use a third Party Application  

Wrap up

To conclude, we can say locking itself without remembering password set may happen anytime.  That's a common practice to reset the PIN code on phone for having an integral control and access on APPs. Considered as legal by official carriers, make sure you follow our tips reviewed above if you want to unlock it in a proper manner.

● First, locate your IMEI number which is your ID phone with 15 numbers

● Secondly, contact your official carrier by providing your IMEI number

● Thirdly, insert your new PUK code given by your official carrier

● Fourthly, if none of those steps works, download one the best third party APPs to unlock it.


 You may also want to read:
 How to solve the problem that the mobile phone SIM card cannot be read?
 See the unseen: How to reveal your IMEI number EASILY
 How to unlock an Android phone if you forgot the password


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