R web-based user interface allows you to change Wi-Fi password, Network Name (SSID), and default router settings at http://192.168.1.1 or http://192.168.0.1.
How to login to R router?
- Open a browser and type http://192.168.1.1 or http://192.168.0.1 in the address bar.
- Enter the Username and Password and click Login.

- You will be logged in to the R router settings.
Note: The IP address, Username, and Password are printed on a sticker on the back of the router.
Default R Username and Password
| Username | Password |
|---|---|
| admin | tkE*2312 |
| user | 1234 |
| user | user |
| 1234 | 1234 |
| (Leave it blank) | (Leave it blank) |
How to change R Wi-Fi Password and Network Name?
- Log in to the router’s settings.
- Select Local Network > WLAN > WLAN Basic > WLAN SSID Configuration.

- Enter the Wi-Fi Network Name in the SSID Name field.
- Enter the Wi-Fi Password in the WPA Passphrase field.
- Click Apply.
For dual-band modems, you need to configure 2.4GHz and 5GHz networks separately.
This article applies to: ZTE ZXHN F6640