iOS 9.9.11.4 (15F5077a) for iPad Air (WiFi) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date May 14, 2018 Upload Date May 11, 2018 Filename 6519fc36a80666cf246b33eba0536dbdcbb9232b.zip Filesize 1.7 GiB Identifier iPad4,1
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