iOS 9.9.11.0 (15A5372a) for iPhone 5s (GSM) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date September 6, 2017 Upload Date September 2, 2017 Filename 71995ad3578d1c8e2d5ee5311ee6aab76d285697.zip Filesize 1.7 GiB Identifier iPhone6,1
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