watchOS 5.3.7 (16U674) for Apple Watch Series 4 (40mm) ✗ 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 May 18, 2020 Upload Date May 8, 2020 Filename 29fcf92ee6503a7a1999425ead6c2e32200c7709.zip Filesize 1.3 GiB Identifier Watch4,1
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