watchOS 5.1 (16R591) for Apple Watch Series 3 (38mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
potential future use. They might also be useful if you're doing research.
Release Date October 30, 2018 Upload Date October 22, 2018 Filename d24dc238f87a11b8cc4016cd382043c5525b49c9.zip Filesize 1.3 GiB Identifier Watch3,3
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