You may be working on your next project. You get a driver issue while attempting to remove the printout. You'll need to get drivers at 123.hp.com/setup for Mac. Visit the HP website for further information (123.hp.com). You must enter the model number of your HP printer. Make sure you're downloading Mac-specific drivers rather than Windows-specific ones. Press the download button to get the driver file. To install the driver files, double-click the setup file.