How to use Burn DVD-Video in QQBoxx Pro 3?
Create and burn movie DVDs from DVD-Video Files.
Burn DVD-Video Operation
Select the Burn DVD-Video under Jobs, tab, then select an available auto loader.
Select the VIDEO_TS folder which contains DVD-Video Files.
Set burning speed and number of copies. Click Print to set up label printing. 
Preview settings and click Process to begin the burning process.
(Click Save Job to save the current job for easy access in the future.)