OTA firmwares cannot be restored to. IPSW Downloads collects them for potential future use. They might also be useful if you're doing research.
| ✗ | Apple TV 4K | tvOS 11.1 (15J6582) | October 31, 2017 | 1.3 GiB | c5a35ea26e65932eab93fdb4d0d6545fb1d1fbea.zip |
| ✗ | Apple TV 4K | tvOS 11.1 (15J582) | October 31, 2017 | 1.3 GiB | c5a35ea26e65932eab93fdb4d0d6545fb1d1fbea.zip |
| ✗ | Apple TV 4K | tvOS 11.1 (15J5582a) | October 23, 2017 | 1.3 GiB | 8210cf06514ada7643b19f2483002ef4cb252fa6.zip |
| ✗ | Apple TV 4K | tvOS 11.1 (15J5580a) | October 16, 2017 | 1.3 GiB | 5cee654abd2b41e15dce8219671457aab362ea92.zip |
| ✗ | Apple TV 4K | tvOS 11.1 (15J5571d) | October 9, 2017 | 1.3 GiB | b9a83fcedf6a304894ed370778536a333c157c7e.zip |
| ✗ | Apple TV 4K | tvOS 11.1 (15J5559d) | September 28, 2017 | 1.4 GiB | f562c9c8a440f59a3a56557479c3b0881fbee67e.zip |
| ✗ | Apple TV 4 (2015) | tvOS 11.1 (15J6582) | October 31, 2017 | 1.1 GiB | 39d53e2f0da70e50ae5c717de7437433c40c556f.zip |
| ✗ | Apple TV 4 (2015) | tvOS 11.1 (15J582) | October 31, 2017 | 1.1 GiB | 39d53e2f0da70e50ae5c717de7437433c40c556f.zip |
| ✗ | Apple TV 4 (2015) | tvOS 11.1 (15J5582a) | October 23, 2017 | 1.1 GiB | 71c68aa2dd70cec97d5c8399b762371e627825c1.zip |
| ✗ | Apple TV 4 (2015) | tvOS 11.1 (15J5580a) | October 16, 2017 | 1.1 GiB | af3820ee3111555e63239ea453764e401a3fe0f5.zip |
| ✗ | Apple TV 4 (2015) | tvOS 11.1 (15J5571d) | October 9, 2017 | 1.1 GiB | 2e5faa912feba6dee1c6dd47e68791302cda3927.zip |
| ✗ | Apple TV 4 (2015) | tvOS 11.1 (15J5559d) | September 28, 2017 | 1.1 GiB | 86713e4379781f4a1e2f798b8d3fd2049d96d977.zip |