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 15.1.1 (19J581) | November 1, 2021 | 3.0 GiB | AppleTV5,3_15.1.1_19J581_Restore.ipsw | Download |