watchOS 5.1 (16R5559d) for Apple Watch Series 3 (38mm, LTE) ✗ 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 September 18, 2018 Upload Date September 14, 2018 Filename f4b395d4b9d70049916dc2cfda2bc9ebbbe48209.zip Filesize 1.3 GiB Identifier Watch3,1
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