watchOS 4.2 (15S5102b) 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 November 17, 2017 Upload Date November 15, 2017 Filename 2037350056a8310d9141d42d5d750262dba9c5d8.zip Filesize 1.5 GiB Identifier Watch3,3
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