iOS 9.9.11.4 (15F5079a) for iPhone 6s ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date May 17, 2018 Upload Date May 15, 2018 Filename 323f52838798eaae0e18f8196874f90b9c373094.zip Filesize 1.8 GiB Identifier iPhone8,1
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