Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.
| ✗ | Apple TV 4 (2015) | tvOS 14.3 (18K561) | December 14, 2020 | 2.7 GiB | AppleTV5,3_14.3_18K561_Restore.ipsw | Download |