watchOS 4.3 (15T5209a) 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 March 12, 2018 Upload Date March 9, 2018 Filename a0c72dc5e9061a6a22efe07c9eb8f8ae5cbc83fb.zip Filesize 1.1 GiB Identifier Watch3,4
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