What should I do if my Audi A7's radio is not working?

I can't seem to get the radio to turn on in my Audi A7. It was working fine yesterday, but now it won't turn on no matter what I do. What should I do to fix this issue?

First, try checking the fuse for the radio. It's possible that it may have blown and needs to be replaced. If the fuse looks fine, try resetting the radio by disconnecting the battery for a few minutes and then reconnecting it.

Another possibility is that the antenna cable has come loose or been damaged. Check the cable connections to make sure they are secure and not damaged. If the cable is damaged, it will need to be replaced.

If neither of those solutions work, it's possible that the radio itself is faulty. In this case, it's best to take your car to a certified Audi technician to have them diagnose and fix the issue.