While using the HP printer, you may suddenly encounter the offline error. This problem can happen as a result of many reasons, such as loose wires, the printer not getting the proper power supply, incomplete printer setup, and many others. If you are facing this problem on your device, first check the wires to ensure they are receiving the proper power supply. In addition, you can take the help of various methods to troubleshoot the issue. Visit the hp deskjet 2755e setup website to get quick solutions and expert assistance.