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 13.4.6 (17L570) | June 1, 2020 | 2.1 GiB | AppleTV5,3_13.4.6_17L570_Restore.ipsw | Download |