watchOS 5.1 (16R5577c) for Apple Watch Series 3 (42mm, LTE) ✗ 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, 2018 Upload Date October 5, 2018 Filename c11f0220e7c6ce6760fd34feaed9bd2ac3ccf932.zip Filesize 1.3 GiB Identifier Watch3,2
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