watchOS 5.3.4 (16U627) for Apple Watch Series 3 (38mm) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date December 10, 2019 Upload Date November 21, 2019 Filename dda3d66e26cf71b5f94ee1eed7775efef57ce038.zip Filesize 1.3 GiB Identifier Watch3,3
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