If you can be a bit more specfic about the issues you are having, along with any error codes you might be getting, that will be helpful. Have you tried a maintenance mode reset?
Have you tried the full factory reset from the Youview settings menu ?
This will wipe and reformat the hard drive and set this back up.
Please log in to My Account if you need to view or pay your bill, manage boosts and track your usage. From My Account you can also check your connection and test your line for any issues in the Service Centre.
WEAR A MASK - WASH YOUR HANDS - SOCIAL DISTANCE