Signed IPSW files can be restored via Finder, the Apple Devices app, iTunes, or idevicerestore. Unsigned IPSWs cannot currently be restored to.

Unsigned IPSWs

✗

Apple TV 4 (2015)

tvOS 15.3 (19K547)

January 26, 2022

3.1 GiB

AppleTV5,3_15.3_19K547_Restore.ipsw

Download