iOS 9.3.1 (13E6238) for iPad Pro 12.9-inch (WiFi) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date March 31, 2016 Upload Date March 30, 2016 Filename 43dbbeab5b6599ffed94e9688511569f34053a11.zip Filesize 1.5 GiB Identifier iPad6,7
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