watchOS 4.3 (15T5199f) 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 March 6, 2018 Upload Date March 2, 2018 Filename 05451ee456ec40ab7c164b08a2d6f1dfe3a5e9db.zip Filesize 1.2 GiB Identifier Watch3,2
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