Ensure of drivers are installedThe following method should unbrick in all cases

THIS WILL ERASE ALL DATAS SO BACKUP !

[1] Remove battery / SIM / SDC (facultative step)[2] Holding V+, plug

You'll enter in Upgrade mode and see the following display :

[3] Launch SmartFlash, select ROM copy D/L tabBrowse to choose binarie files of the related firmware

Ports should be auto detectedStart flash process when you're ready

*.fls

*.bin

A “tada” sound will be played at process end

After 3 min, phone will perform a reset and boot normally

Congratulations, you've just flashed / unbricked your device