not available for 4K os
i can not use my apple TV 4K,no display,and light blinking.need restore TV OS by itunes.
Question marked as
For Apple TV 4K, you will need the assistance from Apple. Users can’t restore this model themselves externally.
Restore your Apple TV - Apple Support
If you have an Apple TV 4K
If you see a […] flashing indicator light on the front of your Apple TV, contact Apple Support.