For uninstalling HP printer drivers first of all power off the printer machine and get the USB cable disconnected further click on “start button” then select “all programs” further click on HP folder then from the list click on your printer’s name and also the model number then click on “uninstall” and then select “HP basic device software” and then get your system restarted. If you still need any sort of help then ask for it at HP printer support number uk.