watchOS 5.1.3 (16S535) for Apple Watch Series 3 (42mm, 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 January 22, 2019 Upload Date January 11, 2019 Filename 57af8e452aa1b9f6b03ae5df47a1ffdc415008dc.zip Filesize 1.3 GiB Identifier Watch3,2
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