My MX4 stuck on Meizu logo from opening

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1

2018-07-09 20:14

I try to update my meizu i was on Flyme Os 4.5.6I and i download Flyme 6.2.0.0G then Volume Up  + Power then it said Firmware Corrupt
Then i use convertor system lollipop program. Finally i stuck white Meizu logo frop opening. Please help me. How can i upgrade lastest firmware?