iOS 9.9.11.4 (15F5037c) 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 April 2, 2018 Upload Date March 29, 2018 Filename e1646f1051187473f36bf7613595b6a63afc28ef.zip Filesize 1.7 GiB Identifier iPad4,1
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