watchOS 4.3.1 (15T5535b) for Apple Watch Series 2 (38mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date April 2, 2018 Upload Date March 29, 2018 Filename 733617d5acb9d91fb6bc1da66008a5a75b776153.zip Filesize 1.1 GiB Identifier Watch2,3
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