iOS 9.9.10.2.1 (14D15) 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 December 20, 2016 Upload Date December 18, 2016 Filename 3b4fa96b5cc2645faf28ee6a405bd900b423d724.zip Filesize 1.7 GiB Identifier iPhone8,1
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