watchOS 5.3 (16U5569a) for Apple Watch Series 3 (38mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date July 16, 2019 Upload Date July 12, 2019 Filename 1c0dfd47127212610db09209f8a15a40ba3606ae.zip Filesize 1.3 GiB Identifier Watch3,3
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