HOW TO INSTALL HP OFFICEJET PRO 8620
Unload the printer and unwrap the packing materials in and around it. Link one end of the power cable to the printer’s rear and to the power socket. Install the HP Officejet Pro 8620 ink cartridges into their corresponding slots. Feed the plain papers into the input tray and adjust the paper width guides. Once the cartridges are aligned, install the printer driver and software. After installing the driver,try to print ,scan,copy or fax.