watchOS 5.2.1 (16U5091b) 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 April 8, 2019 Upload Date April 4, 2019 Filename 8dec0a2cf153c5d2954a230cc13211a0a5ab5053.zip Filesize 1.3 GiB Identifier Watch3,3
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