watchOS 4.2 (15S5085b) 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, 2017 Upload Date October 27, 2017 Filename 0a429a6d68419f39f4cac01980e1a8cd70ae6c4a.zip Filesize 1.6 GiB Identifier Watch3,4
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