iOS 9.9.13.1 (17A5831c) 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 September 4, 2019 Upload Date September 2, 2019 Filename c3a970e9a6d86c744f63876a6ec9e2c560a69c1c.zip Filesize 2.7 GiB Identifier iPhone8,2
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