Kevin_Z is correct that you need to use the 192.168.0.112. You use the 103.214.159.110 internet IP or a DDNS service and the port number to address your device from outside your network. You should...

Nice that the firmware helped. Try the channel width and see if it helps or not. Generally I have my router WIFI settings (Archer C8) at the factory settings which is Auto. I do broadcast SSID as it...

If it were me, I would notify the apartment management in writing using registered mail with return receipt of the possible security issues you have found. I would indicate in the letter that if...

Both bands should be stable. I think you are on the right track by changing the channels as I would suspect some type of interference. Try different combinations of channels, modes (such as 11bgn...

Get a router (and modem) that exceeds your needs and does all you want. You will grow into it. Sometimes it pays to spend more and other times it is a waste. Modems are much like cars... Different...

On your device, try deleting (forget) the 5 Ghz network and then reestablishing it. Also remember that the 5Ghz does not have the WIFI distance that 2.4Ghz has however it is generaly faster. When you...