HP Printer is one of the most popular equipment in the world used to print, scan and copy documents. It uses Thermal Inkjet Printing technology with print speed divided into separate parts such as 7.5PPM for black and white while 16 ppm for Color. HP Printer is used to print, copy and scan documents. This is one must-have printer. If you are facing some issues with the HP printer, please reach out to HP customer care for complete assistance. If your HP Printer is displaying 'Out of Paper Error', you've come to the right place. Even if your printer has sufficient A4 Sheets loaded in the input tray, still that error pops up in between, which can be annoying. Instead of focusing on the problem, let's focus on the solution. We'll get to the root of the cause and unleash the quick-fix before you without further ado. Related post: How to Resolve HP Printer Ink Cartridge Error The root cause of the problem: Before we get to the solution, let's find out why H