@TeamYouTube Streaming 4k on LG Oled is broken. Stats for nerds shows i get fast speeds at 1440p, with 20-30 seconds of buffer. Switch to 4k and my buffer goes out a few seconds and eventually runs out. streaming 4k HDR with netflix and prime with ZERO issues. help
Just to confirm, have you tried resetting the YouTube app on your TV? Here's how: Click on the gear icon> Click Settings> Click Reset App. Let us know how it goes.