@TP-Link here attached is a photo of the device, I didn't set up a static ip as I don't know how to do this if you could instruct me how I'd be very grateful. It connects for a few hours at a time...

PLEASE HELP!! ive been working from home now the last while and I've been using a range extender to connect my work pc to through Ethernet. It's been terrible and very tempermental and hardly ever...