iOS 9.9.11.4 (15F5061d) 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 1, 2018 Upload Date April 26, 2018 Filename e3dafb65140858f5234d4b42fb97963ede60e928.zip Filesize 1.8 GiB Identifier iPhone8,1
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