watchOS 5.3 (16U5569a) for Apple Watch Series 3 (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 July 16, 2019 Upload Date July 12, 2019 Filename 512c48f4f61ffaea7faf25d98a2864e54c845fc6.zip Filesize 1.3 GiB Identifier Watch3,4
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