Switching from Regular SIM to V90 SIM with Viettel

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Ngày cập nhật gần nhất: 15/4/2026

Frequently Asked Questions

1.

What are the conditions for switching to the V90 Viettel SIM package?

To switch to the V90 Viettel SIM package, subscribers must be Viettel prepaid users with an active network and an account balance exceeding 90,000 VND. Additionally, users need to receive an invitation via Viettel's promotional SMS to qualify.
2.

Is it currently possible to switch from Regular SIM to V90 SIM with Viettel?

No, switching from Regular SIM to V90 SIM is no longer allowed. This change was implemented due to misuse by subscribers attempting to register for preferential tariffs without invitations. However, new registrations for V90 SIM can be done at Viettel transaction points.
3.

What benefits can users expect from the V90 Viettel package?

Subscribers to the V90 Viettel package enjoy free calls to all domestic Viettel numbers for up to 20 minutes, 50 minutes for off-network calls, and 2GB of high-speed 4G data daily, amounting to 60GB per month, enhancing their mobile experience significantly.
4.

What should I do if I can't switch to the V90 Viettel package?

If you can't switch to the V90 Viettel package, consider the ST90 Viettel package. This alternative offers 2GB of high-speed 4G data daily for 90,000 VND per month, with an automatic suspension of service once the data limit is reached, preventing extra charges.

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