watchOS 4.3 (15T5187e) for Apple Watch Series 1 (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 21, 2018 Upload Date February 16, 2018 Filename 4347ffadeee45fedb537b0ac566cd89a790c4896.zip Filesize 1.1 GiB Identifier Watch2,7
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