tvOS 13.3 (17K5445a) for Apple TV 4 (2015) ✗ 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 November 20, 2019 Upload Date November 15, 2019 Filename 87ac418ab8ea649f2547075e0d6f2c017079b11f.zip Filesize 1.6 GiB Identifier AppleTV5,3
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