Every Viettel modem comes with factory default login details printed on a of the device.
Ensure your phone or computer is connected to the Viettel network.
Changing your Viettel modem password is a simple process that can be completed in a few steps. Here's how:
If you see a string of random letters and numbers next to "Password," that is your unique factory password. Use admin as the username. password modem viettel
After the reset, the password will return to the factory default (usually admin or Admin@123 ).
If your internet feels sluggish, a quick 30-second power cycle (unplug and plug back in) can often fix the issue.
Here are some additional tips to keep in mind when changing your Viettel modem password: Every Viettel modem comes with factory default login
Whether you need the admin password to change your Wi-Fi name (SSID), update security settings, or open ports for gaming, knowing the correct password is the key. However, Viettel uses different passwords depending on the modem model (HG8247A, HG8145V5, GPON ONT, etc.) and the firmware version.
| Item | Default Value | |-------------------|--------------------------------------------------| | IP address | 192.168.1.1 or 192.168.1.254 | | Username | user or admin | | Password | user or admin or blank (sometimes Viettel ) |
Find the field labeled WPA Passphrase , Security Key , or Password . Enter your new password (minimum 8 characters recommended) and click Save or Submit . Here's how: If you see a string of
For the past decade, the most common Viettel GPON modem has used:
Are you getting a "Login failed" or "Sai mật khẩu" error? Here is the checklist: