There must have been times in your office or at home when you were using your printer. The most common problem of HP printers not working can be fixed these days, even if it displays the error message HP printer not online. These issues may be a variety of issues like connectivity issues, old drivers, or improper setup. The malfunction can be minor or major and things will get bad from that time for your printer and you can solve it with our simple troubleshooting steps.