HP Printer Help Number: What if the users suddenly received a “printer is offline” message after attempting to print an important report or any document for a client or for some important presentation?If nothing is printing, and they have no idea why this is happening. There might be many reasons why a printer can go offline; they range from connectivity issues to a powered-down printer. Most of the time, the users can bring the printer back online with a few clicks in Windows, but if it is not possible then there are additional troubleshooting steps they can take. The users can have assistance through HP Printer Support Phone Number +151O-37O-1986.