watchOS 6.1 (17S5054e) for Apple Watch Series 4 (40mm) ✗ 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 September 23, 2019 Upload Date September 20, 2019 Filename 4d4ff2b0c2c9fe515403f82c10eb3c4dcfc682c9.zip Filesize 1.4 GiB Identifier Watch4,1
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