iOS 9.9.11.1 (15B5066f) 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 September 27, 2017 Upload Date September 23, 2017 Filename 7b2d61414fb0e339523595f936948b9b9013b8cd.zip Filesize 1.7 GiB Identifier iPad4,1
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