tvOS 11.1 (15J5571d) for Apple TV 4K ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
potential future use. They might also be useful if you're doing research.
Release Date October 9, 2017 Upload Date October 6, 2017 Filename b9a83fcedf6a304894ed370778536a333c157c7e.zip Filesize 1.3 GiB Identifier AppleTV6,2
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