If you are having trouble, try visiting myaccount.google.com/device-activity on your computer. This shows you all devices currently logged into your Google account. You can remove the TV from there and try the activation process again from scratch.
Many newer TV apps offer a slightly faster method called "Sign in with a mobile device." yotube.com /activate
Enter the Code: Type the code exactly as it appears on your TV screen and click Next. If you are having trouble, try visiting myaccount
When you use the YouTube app on a smart TV (like a Samsung, LG, Sony, or Roku) or a gaming console (like PS5 or Xbox), the remote control makes typing a password a nightmare. If you are having trouble