watchOS 5.3.4 (16U627) 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 December 10, 2019 Upload Date November 21, 2019 Filename a6be4fd7393b3c512f92c9cdcc4c9aa0a6036403.zip Filesize 1.3 GiB Identifier Watch2,7
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