iOS 9.9.12.3 (16F5139e) for iPhone X (GSM) ✗ This OTA is not signed. OTA firmwares cannot be restored to. IPSW Downloads collects them for
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Release Date April 22, 2019 Upload Date April 19, 2019 Filename a35cfd4d55e4c4eb300c7db60232551c4b29257f.zip Filesize 2.6 GiB Identifier iPhone10,6
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