TV-Box picture and sound problems are often related to your Swisscom connection. Log into My Swisscom (Customer Center) and check if there is a problem on your line. You can also get step-by-step technical support there.
If your TV-Box from Swisscom shows interruptions, distortions or standstill in picture and sound playback, this may have various causes. The following solution steps can help:
If you are using the blue TV app on your TV (with Smart TV
Where can I find the year of manufacture for my TV?
To enjoy perfect Swisscom blue TV sound and picture quality on the move, note the following points: