Most routers including mine do not support Mac OS Extended (Journaled) format the most common format used by Time Machine. About once a week I plug in my Time Machine drive direct to my iMac and also...

First I would recommend that you bypass the C7 and connect the PC direct to the modem via ethernet cable. Test for a while and unsure everything is good from the ISP and your new modem. If you have...

The router is rated for 300 mbps. Bypass your router and connect your PC direct to your modem, wait a bit and then run your speed tests to ensure it is not your ISP speed that is the issue. Also your...

Not much. If you look at the specs for any specific unit, most will tell you. For example, an Archer C8, the ac/dc converter puts out 12V at 3.3 Amps.

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...