HP printer error 49.4c02 is the most disgusting issue that is being faced by many customers. Sometimes, when you give a print command from your computer, your HP printer fails to Print, and rather displays the HP printer error code 49.4c02 and asks for a restart. Get live chat support simply by visiting our Printer Technical Support website which is 24/7 available. Simply dial our HP printer customer service number +1-833-781-6465.