watchOS 5.1 (16R5589c) for Apple Watch Series 3 (38mm) ✗ 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 22, 2018 Upload Date October 19, 2018 Filename 7b1778eabea8bf655f93f65f00bd4f3d3d062f2e.zip Filesize 1.3 GiB Identifier Watch3,3
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