Upon notification from various network providers, if your subscription is listed for standardization, follow the instructions below to update Viettel, Vinaphone, Mobifone subscriber information online as soon as possible. You need to update subscriber information
before 31/3, as after this date, the standardization process will become more complicated.
How to standardize Viettel subscription information
To standardize Viettel subscriber information, you can use one of the following methods:
Explore My Viettel App Magic
Once you've downloaded and registered with your number, follow these steps:
Step 1: Click on the 'standardize information' section to navigate to the information update page.
Click on the standardization of information.Step 2: Now, you need to add documents including photos of your ID card (front and back) or passport, and a portrait photo. After completion, click 'continue' to proceed to step 3.
Step 3: Check your subscription information and confirm the standardization of information.
Step 4: Enter the OTP code sent to your registered My Viettel phone number and click 'confirm'.

Step 5: After completing the above steps, you will receive a notification message of successful information standardization. Note that the information verification process may take a certain amount of time.
Visit Viettel Transaction Points
Simply locate the nearest Viettel transaction points and visit them for assistance with information standardization. When going, bring necessary personal documents (ID card or passport) for verification. To look up Viettel transaction points, follow these steps:
- Visit the Viettel website (https://vietteltelecom.vn/cua-hang) > select province/city, district, and click 'search for locations'.

How to standardize Mobifone Subscriber Information
After checking Mobifone subscriber information and finding discrepancies, you can quickly make corrections through the following methods:
Directly at Mobifone Stores
This is the simplest method, but you need to visit a Mobifone store for assistance. Find the nearest Mobifone stores in your area and bring personal documents for the transaction officer to help you make changes. To find Mobifone stores online, follow these steps:
- Visit the Mobifone website (https://www.mobifone.vn/ho-tro-khach-hang/vi-tri-cua-hang), select province, city, district, and search.
Look up Mobifone transaction locations.Use My Mobifone App
To modify and standardize subscriber information through this app, follow the instructions below:
Step 1: Download and install the My Mobifone app from Google Play (free).

Step 2: Register or log in to the app to standardize the subscriber information you need and enter the OTP code for verification.
Log in to My Mobifone.Step 3: Click on the 'More' icon at the bottom and select 'Customer Information'.

Step 4: Choose 'Register Information' and click the 'update information' button.

Step 5: Upload your ID card or passport and portrait photo > sign your name and click 'continue'. Then, check the standardization of subscriber information and fill in any missing details. After clicking 'confirm', just enter the OTP for verification.
Capture personal documents, portrait photo, and electronic signature.Use Mobifone Online Website
You can independently update Mobifone subscriber information right at home through the Mobifone website
(https://tttb.mobifone.vn/thay-doi-tttb/).
Step 1: Enter the phone number in the blank field and click 'continue'. Then, enter the OTP sent to the phone via the number 9811 for verification.

Step 2: Take photos of your ID card and portrait. Then upload them under the 'Click to upload' section and wait for the information extraction process.
Upload personal documents and portrait photos on the website.Step 3: Verify subscriber information > enter the OTP for verification and complete the process of standardizing Mobifone SIM information.
How to standardize Vinaphone Subscriber Information
After completing the verification of subscriber information for
Vinaphone 4G SIMthrough one of the guided methods above. If you want to change information, choose from the following 3 ways:
Use My VNPT App
Step 1: Download, install the My VNPT app on your phone from Google Play or the App Store.

Step 2: Log in to the account with the phone number you want to modify subscriber information, then enter the OTP code for verification.
Log in to My VNPT and verify with OTP.Step 3: On the app interface, click on 'Subscriber Information'. If you are in the list that needs information standardization, the 'update information' option will appear on the screen. Simply click on this option, then upload personal documents and update subscriber information to complete.

Use Vinaphone Online Website
Updating subscriber information on the Vinaphone online website is similar to the My VNPT app. Specifically as follows:
Step 1: Access the website (http://my.vnpt.com.vn/) and log in with your Vinaphone phone number. Then enter the OTP sent to your phone to complete the login.
Log in to your Vinaphone account.Step 2: Click on 'Subscriber Information', then select 'update subscriber information'. Follow the instructions to complete the standardization process.
Directly at Vinaphone Transaction Points
To find Vinaphone transaction points quickly, visit the Vinaphone website (
https://vinaphone.com.vn/ho-tro/diem-giao-dich). Then, select province/city, district, ward, and click Enter to search.
Look up Vinaphone transaction points.Here is some information and a guide on how to standardize subscriber information for Viettel, Vinaphone, Mobifone networks quickly. With detailed methods for each network, hope you get the necessary information. Follow Mytour for the latest updates.
