watchOS 4.3.1 (15T5535b) for Apple Watch Series 3 (38mm) ✗ 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 April 2, 2018 Upload Date March 29, 2018 Filename 3ff251041589257344312dee84a009e7eb0f8931.zip Filesize 1.1 GiB Identifier Watch3,3
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