Here's how to get your HP Deskjet 2700 Offline online. To do this, turn the printer off for 10 to 15 seconds. The power cord of the printer should then be disconnected. Now it's time to turn on the printer and plug in the power cord. If your printer connects to a wifi network, the wifi router must be started again. Additionally, turn on the computer that is connected to the printer. The final step is to print a page or document to check the printer's online status.