Welcome to the Community!
Sorry to learn that you are experiencing connection issues. I've managed to locate your account using your Community details and ran remote tests.
The results showed no evident line fault that can be service affecting. Is it just the TV that is experiencing issues? Is it connected via Wi-fi or LAN cable?
Below are some Community articles which can help you with this query:
Should the issue still persists, let us know so we can have our Technical team perform troubleshooting along with you.