From the printer control panel
From the control panel, press twice, and then press .
Select a print job to cancel, and then press .
From the computer
Depending on the operating system, do either of the following:
Select a print job to cancel.
Solve your dark printing issues by reducing toner darkness or adjusting paper settings.
Increase the toner darkness, check the paper settings, and redistribute toner in the imaging unit to get clear print.