iOS 9.1 (13B5137) for iPad Air (Cellular) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date October 12, 2015 Upload Date October 9, 2015 Filename 8664390a14c66e76a3756ab56bc40f9b0481f3cd.zip Filesize 1.4 GiB Identifier iPad4,2
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