Problem at the moment is upload speed which is virtually no existant. Its a very old Sky router (was white now murky brown), direct ethernet cable connection does not work at all despite the link coming up.
Suspect the box is knackered and on a very old agreement.
Hence the original Q, if he can’t get it solved whats the best 4G option.
P.S. hes on course for a 1st so I don’t think hes slacking in lecture attending, but he is an avid (and first class) gamer hence the need for good upload and low ping.