watchOS 4.3.1 (15T5545b) for Apple Watch Series 3 (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 April 16, 2018 Upload Date April 12, 2018 Filename b9aacaac2aab77224122bb28d4d42ecbf3da0f70.zip Filesize 1.1 GiB Identifier Watch3,4
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