How to upgrade to Flyme 5.1.12.0GI'm using MX4 in China.I saw Flyme 5.1.12.0G was released 12/23/2016 yesterday, so I downloaded it just now. But when I upgrade my MX4 with clearing user data, it reported Firmware is corrupt after checking firmware. How to upgrade my phone to this version?
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Your device locked.You not able to directly upgrade your device.
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