iOS 9.9.12.3 (16F5129d) 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 8, 2019 Upload Date April 4, 2019 Filename d37e6b21e42eac54ec700cc067e7d546683fa541.zip Filesize 2.6 GiB Identifier iPhone10,6
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