Before getting started with the HP Deskjet 2540 wireless setup, you have to complete the HP Deskjet 2540 Drivers Download. Firstly, turn on the router and the computer. Ascertain the printer and the computer are connected to the same wireless network. Now, set up the printer, and install the HP Deskjet 2540 ink cartridges. Turn on the printer and place it close to the router. Ensure that the printer is on. Now, press and hold the power button. While you are holding down the power button, press the Start Copy Black button twice and press the Cancel button thrice. After this, release the button. You will see that the wireless light next to the wireless button will blink. Lastly, choose wireless to make a connection, then click yes and Next to complete the HP Deskjet 2540 Wireless Setup.