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 13.3.1 (17K795) | January 28, 2020 | 2.1 GiB | AppleTV5,3_13.3.1_17K795_Restore.ipsw | Download |