watchOS 5.1.1 (16R600) for Apple Watch Series 4 (40mm) ✗ 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 5, 2018 Upload Date October 31, 2018 Filename a2758f834979f19d02579890284de9967cf361e3.zip Filesize 1.3 GiB Identifier Watch4,1
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