watchOS 4.2 (15S5100a) for Apple Watch (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 13, 2017 Upload Date November 10, 2017 Filename 84ab79fc4489b919d73344561db1c93422cbc770.zip Filesize 1.1 GiB Identifier Watch1,2
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