Been playing it too and it's damn difficult! The difficulty comes not in mastering racing skills, but basically in overcoming the opponents who seem to be uniformly faster than you.
Is the internet modem attached to your PC or you are just using a router? Usually, it's not advisable to use a router since it distributes the Internet connection to your other devices.
From what I read, the new strain that came from Africa is the most infectious compared to the in UK and Covid19. Are you getting the vaccine mate?
Keep safe.