iOS 9.9.13.1.1 (17A854) for iPhone 11 Pro Max ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date September 27, 2019 Upload Date September 24, 2019 Filename b78329f932d8170abd8ed9a9495d1d8db01588b0.zip Filesize 3.4 GiB Identifier iPhone12,5
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