The F670L is a Wi-Fi 5 (802.11ac) router. By default, many ISPs enable "Band Steering," which uses one SSID for both bands. This often forces your high-speed devices onto the slower 2.4GHz band.
Note: The exact CGI name changes per firmware. Tools like ZTE_Config_Extractor or zte_f670l_tool.py (available on GitHub) automate this.
Attempting to flash custom firmware or force-unlocking the device carries risks: Software Availability
The F670L is a Wi-Fi 5 (802.11ac) router. By default, many ISPs enable "Band Steering," which uses one SSID for both bands. This often forces your high-speed devices onto the slower 2.4GHz band.
Note: The exact CGI name changes per firmware. Tools like ZTE_Config_Extractor or zte_f670l_tool.py (available on GitHub) automate this. unlock zte f670l better
Attempting to flash custom firmware or force-unlocking the device carries risks: Software Availability The F670L is a Wi-Fi 5 (802