watchOS 5.3.7 (16U674) for Apple Watch Series 4 (44mm, 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 May 18, 2020 Upload Date May 8, 2020 Filename 66f60cb8ec28648460c0a7a46179d280db9b8a44.zip Filesize 1.3 GiB Identifier Watch4,4
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