watchOS 5.1 (16R591) for Apple Watch Series 3 (42mm) ✗ 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 30, 2018 Upload Date October 22, 2018 Filename af76a4d2da9435109cabb4d3bed8840575cb3cbe.zip Filesize 1.3 GiB Identifier Watch3,4
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