iOS 9.9.13.1 (17A6844) 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 24, 2019 Upload Date September 17, 2019 Filename 8278b8c4635b34b4767e902df03249b484a8668b.zip Filesize 3.4 GiB Identifier iPhone12,5
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