Having trouble activating YouTube TV on your TV? Follow these steps to troubleshoot common activation errors. First, ensure your device is compatible with the YouTube TV app. Next, check your internet connection for stability and speed. Restart your TV, streaming device, or router to resolve temporary glitches. Ensure you’re entering the correct activation code displayed on the screen at tv.youtube.com/start. If the code doesn’t work, refresh the webpage and generate a new code. Clear the cache of your device’s YouTube TV app or reinstall it if necessary. For further assistance, contact YouTube TV support.