If you changed the password months ago and can't remember it, or if the "admin" credentials provided by your ISP don't work, you have two options: Soft Reset (via software) or Hard Reset (physical button).
Use the default username and password found in the previous step. 3. Changing Your Wi-Fi Password Once logged in, follow these steps to secure your network: Navigate to the Local Network menu on the left. WLAN SSID Configuration Locate the WPA Passphrase field—this is your Wi-Fi password. Enter your new password and click
Because the F6640 is an ISP-grade device, the defaults above often do not work if the ISP has pushed a custom configuration. In many cases:
If you changed the password months ago and can't remember it, or if the "admin" credentials provided by your ISP don't work, you have two options: Soft Reset (via software) or Hard Reset (physical button).
Use the default username and password found in the previous step. 3. Changing Your Wi-Fi Password Once logged in, follow these steps to secure your network: Navigate to the Local Network menu on the left. WLAN SSID Configuration Locate the WPA Passphrase field—this is your Wi-Fi password. Enter your new password and click zte f6640 password
Because the F6640 is an ISP-grade device, the defaults above often do not work if the ISP has pushed a custom configuration. In many cases: If you changed the password months ago and