iOS 9.9.12.3 (16F5148a) 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 29, 2019 Upload Date April 26, 2019 Filename 556c1abe12a186c357fc0bde1964e64908011645.zip Filesize 2.6 GiB Identifier iPhone10,6
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