Discover the lightning-fast method to sync subscriber information with the national database using your smartphone

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Ngày cập nhật gần nhất: 15/4/2026

Frequently Asked Questions

1.

What steps should I follow to synchronize my SIM information with the national database?

To synchronize your SIM information, install the My Viettel app from CH Play or the App Store. If you don't have an account, register by entering your phone number, then log in with the OTP sent to you. Access the 'Customer Information' section, update your details, and the system will automatically sync your information with the national database.
2.

Can I sync my subscriber information from home instead of visiting a network branch?

Yes, you can sync your subscriber information from home using the My Viettel app. This method allows you to update your details conveniently without the need to visit a network branch.
3.

What should I do if my account fails to synchronize online?

If your account cannot synchronize online, it may be due to sufficient existing information on file or because your subscription requires direct synchronization at a store. In this case, visiting a branch will be necessary.
4.

Is it necessary to download the My Viettel app for the synchronization process?

Yes, downloading the My Viettel app is necessary to synchronize your subscription information. The app provides a user-friendly interface to complete the synchronization process easily and efficiently.

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