iOS 9.9.11.3 (15E5211a) 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 March 12, 2018 Upload Date March 9, 2018 Filename 58adac3a09b48c6afa5cfc29d8d5692ec4461f02.zip Filesize 1.7 GiB Identifier iPad4,1
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