iOS 9.9.11.4 (15F5061d) for iPhone 6+ ✗ 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 28f3c2dcf993c99c85ee86c2beb6279ea88d611f.zip Filesize 2.0 GiB Identifier iPhone7,1
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