iOS 9.9.13.0 (17A6577) for iPhone 7 Plus (GSM) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date September 19, 2019 Upload Date August 27, 2019 Filename 0770d316fdb1f77a9c161f9fdf6c9f2814972ad9.zip Filesize 2.9 GiB Identifier iPhone9,4
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