Go online and visit the manufacturer's official website to look for the "Support" or "Downloads" section. Use the search function on the website and enter your TV's model number. This should bring up ...
Sometimes, a somewhat obscure Linux distribution might be just what you're looking for. Is either CachyOS or Nobara the one?
The latest postmarketOS 25.12 release now uses Alpine Linux 3.23 as its foundation, and switches to version 3 of the Alpine ...