iOS 9.9.15.0.1 (19A6348) for iPhone 12 Pro Max ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
potential future use. They might also be useful if you're doing research.
Release Date October 1, 2021 Upload Date September 29, 2021 Filename 7b59e30d57e25413d5463f020843d8276babfb24.zip Filesize 4.9 GiB Identifier iPhone13,4
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