watchOS 4.0 (15R5365a) 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 August 22, 2017 Upload Date August 19, 2017 Filename e8efda84b6a425012da945bd23bac1e40642d15d.zip Filesize 1.1 GiB Identifier Watch1,2
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