It is really easy to locate the model number of your desktop or laptop. The serial number is unique for each and every model and helps the users to distinguish between two products of the same specifications and features. You can easily locate the serial number by following some basic steps. And even after that, you are unable to search for the same, you can dial the HP printer customer service phone number.
• Open the Run command dialog box of the system. To do so press Windows and R keys at the same time.
• In the command box, type ‘msinfo32’ and press Enter
• You can now see the entire information about the device,
Read more: HP Printer Support Phone Number