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 15.0 (19J346) | September 20, 2021 | 3.0 GiB | AppleTV5,3_15.0_19J346_Restore.ipsw | Download |