iOS 9.9.13.0 (17A6577) for iPhone XS Max ✗ 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 afecd6489ab5da982b9bbfcca4d6ef17f28e56ae.zip Filesize 3.3 GiB Identifier iPhone11,6
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