watchOS 4.2 (15S5102b) 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 November 17, 2017 Upload Date November 15, 2017 Filename f7743a9f4074b7dd924eea55fe4e036ae164b07c.zip Filesize 1.5 GiB Identifier Watch3,4
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