watchOS 5.3 (16U5526f) 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 May 15, 2019 Upload Date May 13, 2019 Filename 761772a9a16969ca117d9f8c53174161e809434c.zip Filesize 1.3 GiB Identifier Watch3,4
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