watchOS 5.1.2 (16S46) for Apple Watch Series 1 (38mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date December 6, 2018 Upload Date November 26, 2018 Filename a6e88352507c22c14cb2ee334d3715015b0fb54d.zip Filesize 1.3 GiB Identifier Watch2,6
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