watchOS 4.0 (15R5365a) for Apple Watch (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 August 22, 2017 Upload Date August 19, 2017 Filename 1100e6adca66cbe9c6e1ff3b42c54451be981fd5.zip Filesize 1.0 GiB Identifier Watch1,1
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