iOS 9.9.13.0 (17A6577) 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 September 19, 2019 Upload Date August 27, 2019 Filename f6002ff59eb490d59671ce029a39dc4b8b6607ec.zip Filesize 2.6 GiB Identifier iPhone8,1
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