watchOS 5.3.5 (16U652) for Apple Watch Series 1 (42mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date February 18, 2020 Upload Date February 11, 2020 Filename f2a2415f0b9d01d3addeaaec52274b28191b339b.zip Filesize 1.3 GiB Identifier Watch2,7
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