iOS 9.9.11.1 (15B5066f) for iPad Pro 12.9-inch (Cellular) ✗ 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 23, 2017 Filename d1bd8f1eb9d4c211c1f57b4de197b42eb0d06d67.zip Filesize 1.8 GiB Identifier iPad6,8
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