watchOS 4.2.3 (15S600b) for Apple Watch (42mm) ✗ 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 February 19, 2018 Upload Date February 16, 2018 Filename 95d993b8959b8c968cf0e3d90a3269155ca9db65.zip Filesize 1.1 GiB Identifier Watch1,2
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