iOS 9.9.11.0 (15A5370a) 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 August 31, 2017 Upload Date August 30, 2017 Filename 73ce35f88260df963d68fe413558ca82d38c16b9.zip Filesize 1.7 GiB Identifier iPhone8,1
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