watchOS 4.3 (15T5209a) for Apple Watch Series 3 (38mm, LTE) ✗ 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 f5614d25efc47fee7d156fb98cd57f1ea358e35f.zip Filesize 1.2 GiB Identifier Watch3,1
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