Vivo Fibra Box HGU (multi-vendor) Login
The Vivo Fibra Box HGU (multi-vendor) is a modem-router (gateway) whose admin page answers on 192.168.15.1. Each unit has its own admin password printed on the device label — there is no shared default.
192.168.15.1 Login
Login address: 192.168.15.1
Username / password: admin / On the label (unique)
Contents
Vivo Fibra Box HGU (multi-vendor) default login
| Model | Login address | Username | Password | Source |
|---|---|---|---|---|
| Fibra Box HGU (multi-vendor) | 192.168.15.1 | admin | On the label (unique) | Official doc |
Checked against Vivo — Configurações do Wi-Fi (official self-service help) on 31 Aug 2026 (high confidence), via the ssid.ai dataset (CC BY 4.0).
“Vivo (Telefônica Brasil) Fibra standard-issue HGU (ONT+router combo across multiple hardware vendors incl.”
How to log in to the Vivo Fibra Box HGU (multi-vendor)
- Connect to the Vivo Fibra Box HGU (multi-vendor) by Wi-Fi or a network cable. On a phone, turn off mobile data.
- Open a browser and go to 192.168.15.1.
- Sign in with admin / On the label (unique).
- Open the Wireless or Wi-Fi section to change the network name and password.
If the login does not work
- Check the label first. This model has a unique password printed on the device — admin / admin will not work.
- Someone may have changed it. A factory reset restores the login above.
- Reset: hold the Reset button for about 10 seconds while the device is powered on.
- Wrong address? Check your default gateway — see how to find your router’s IP.
- Type
http://, not https://, and turn off any VPN or Private DNS.
More help
Frequently asked questions
What is the default password for the Vivo Fibra Box HGU (multi-vendor)?
Username admin, password On the label (unique).
What is the Vivo Fibra Box HGU (multi-vendor) IP address?
The admin page is at 192.168.15.1.
How do I reset the Vivo Fibra Box HGU (multi-vendor)?
Hold the Reset button for about 10 seconds while the device is powered on.