Except Lan port 1 other ports are working fine. There is no issue on other ports

Bro I did all the things like changing Ethernet cable And connecting to the different devices nothing will work for me. If do you know any way to downgrade the firmware so please tell me.

Yesterday I installed the new firmware on my XC220-G3v model. After updating, my LAN port 1 is not working. It shows me connected, but there is no internet access on it.And the other issue is the...

I did, but no change; it's still the same issue. I restore the GPON settings to factory default and also, I restore the all the setting to Factory default.

Bro After updating to v 1.13 my LAN Port 1 is not working. It shows me connected but there is no internet access on it

After Updating with this Firmware my LAN Port 1 is not working. It shows me connected but there is no internet access on it.