Find the USB cord connected to the printer.
Plug it into the USB port on your Chromebook
Watch for a pop-up notice at the bottom of the screen that says the printer has been detected.
Open your document and select print. When printer options appear, select “See More”
Scroll to the bottom of the list to select the HP Laserjet printer you are connected to: Hewlett-Packard HP LaserJet M402dw (USB)
Hewlett-Packard HP Laser Jet M402dw (USB