watchOS 6.3 (17U216) for Apple Watch Series 5 (40mm, 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 January 26, 2021 Upload Date January 14, 2021 Filename 9a5c2f87dbdbe3a503ff5b1bc3ed527b2175ae7b.zip Filesize 1.4 GiB Identifier Watch5,3
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