watchOS 4.0 (15R372) 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 September 12, 2017 Upload Date August 31, 2017 Filename d9b8cb294cd11eb5dfd104b0601d305bb095cea1.zip Filesize 1.1 GiB Identifier Watch1,1
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