@Kevin_Z Thanks, yes, I know about that, that's how I set up the hotspot anyway. The problem is that, when another device connects to the hotspot, it shows as 'Connected (no Internet access)'....

My desktop computer is connected directly by ethernet to the router. I also have a tp-link Nano USB adapter (TL-WN725N). I was able to use my PC as a mobile hotspot, but now, although I can connect...