watchOS 4.1 (15R5823c) for Apple Watch Series 1 (42mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date September 27, 2017 Upload Date September 22, 2017 Filename 5e2ae6d7655bb5b619f92adfa444299efed04683.zip Filesize 1.1 GiB Identifier Watch2,7
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