- Unplug both ends of the HDMI cable, then firmly plug them back in. Or try using a different HDMI cable to see if the cable causes the issue.
- Unplug your television and your Apple TV from power, then plug both back in.
- Try to restore your Apple TV.
How do I make sure my Apple TV is connected to Wi-Fi?
Learn how to connect to Wi-Fi Then go to Settings > Network. Or on Apple TV (3rd generation), go to Settings > General > Network. Choose the name of a compatible Wi-Fi network to join. If asked, enter your Wi-Fi password.3 Nov 2021