Pantum M6550 series - How to Cancel the Duplex Printing under Windows; 19 Print Jobs Stuck in Paper Curve. What Should I Do

19. Print jobs stuck in paper curve. What should I do?
Fetch the papers from output bin, and keep the paper is just unpack from the package not
be too wet or get static electricity, too avoid or decline paper curve.
20. How to cancel the “duplex printing” under Windows?
Please change your printer’s properties as below steps.
Step1: Please chose the model of your printer in “device and printer”
Step2: Double left click the printer-printer’s properties –preferences
Step3: Please choose ‘NONE” in duplex printing.