iOS 9.9.11.4 (15F5037c) 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 April 2, 2018 Upload Date March 29, 2018 Filename c309daa2348431181f26bffeeb201cf6e5c699b7.zip Filesize 2.0 GiB Identifier iPhone7,1
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