tethering

(I posted this thread in the PC Games section but it was recommended that I post it here too) I'm between broadband providers and have to wait for a week until new connection is set up, so in the meantime I thought I'd tether my OnePlus 6T to the PC. I ran Speedtest and amazingly, I get...

Sorry if this is in the wrong section, wasn't too sure where to post, but; I'm between broadband providers and have to wait for a week until new connection is set up, so in the meantime I thought I'd tether my OnePlus 6T to the PC. I ran Speedtest and amazingly, I get something ridiculous...

For example, Three has a pay-as-you-go SIM-only data plan where you can get unlimited data for one month, for £35. It can be used on a phone or a tablet, but there's no mention of it being compatible with a laptop, aside from tethering (which may be capped, although I think this depends on the...