iOS 9.9.12.4 (16G6077) 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 July 22, 2019 Upload Date July 16, 2019 Filename 309d009fa10d5375ae9b8b701823d90063164802.zip Filesize 2.2 GiB Identifier iPhone8,1
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