6 Easy Ways to Unlock MobiFone’s 2-Way Locked SIM Card

If your sim is locked in both directions, you won’t be able to use your phone to make calls, so don’t skip the article below.
FPT Shop will show you 6 simple and quick ways to unlock your MobiFone sim in 2 directions!

Causes of MobiFone sim being locked in two ways

Some possible reasons for MobiFone sim being locked in two ways may be:

• Wrong recharge card entered more than 5 times.
• Not registering the sim owner’s information.
• Not using the sim for a long time, not making transactions such as calls, messages, network registration…
• Entering the wrong PIN code and the PUK code is locked.
• Customers request to lock the sim for various reasons, such as losing their phone.

Some ways to unlock MobiFone sim locked in 2 directions

1. In case of entering the wrong recharge card more than 5 times

Most major network providers in Vietnam such as VinaPhone, MobiFone, and Viettel have regulations that after entering the wrong recharge card more than 5 times, the sim will be automatically locked to prevent fraud with scratch cards.

If your sim is locked due to this error, you just need to use another sim, also from MobiFone, and call the hotline 9090 to explain the reason and request the staff to unlock it.

With this method, you will be charged approximately 200 VND/minute for pre-paid subscribers and completely free for post-paid subscribers.

Note: The fees in the article are for reference only, update at the time of writing the article.

2. In case of not registering the sim owner’s information

If your MobiFone sim is locked because you haven’t registered the owner’s information, you need to standardize the information at MobiFone stores. When doing so, you just need to bring your ID card and the staff will assist you.

After that, you can call the hotline for unlocking MobiFone sim with the number 18001090. The hotline staff will check and assist you in unlocking MobiFone sim online.

3. In case of not using the sim for a long time

When the sim is not used for a long time and the user doesn’t perform operations such as making calls, sending messages, registering for services, the network provider will automatically lock the sim.

The process of locking the sim according to the network provider’s regulations often includes: Locking in one direction → Locking in two directions → Reclaiming the sim. However, before the sim is repossessed, users still have the opportunity to unlock it and use it normally.

Specifically, when the sim is locked in two or one direction due to long non-use, you just need to top up the account to unlock it.

4. In case of entering the wrong phone PIN code

The PIN code is a great security mechanism for your subscriber. When activated, each time you turn on the phone or insert the sim, you will be prompted to enter the PIN code. If you enter it wrong 3 times, the sim will be automatically locked.

In this case, the way to unlock the MobiFone sim locked in 2 directions is to call the hotline 9090 and request the staff to unlock it.

5. In case of entering the wrong PUK code

After entering the wrong PIN code 3 times, the PUK code will be locked. Therefore, the way to unlock the MobiFone sim in this case is similar to the above, you need to contact the hotline 9090 to receive the PUK code.

You have 10 attempts to enter the PUK code, if it’s still incorrect, the sim will be disabled. In this situation, you need to bring the sim and your ID card to the nearest MobiFone store to request reactivation of the sim.

6. In case of customer’s request to lock in 2 directions

In many situations when users lose their sim or phone, they often request hotline staff to lock the sim to prevent impersonation. To reactivate the sim in this case, users have only one method, which is to go to the nearest MobiFone store to get a new sim.

The time to make a new sim is about 60 days from the sim lock request. After this period, your sim will be reclaimed by the network provider.