What is the most logical next event?

How to replace an ink cartridge in an epson workforce 545 
Power on your epson workforce 545 printer. 
Wait for the lcd screen of the printer to inform you that an ink cartridge needs to be replaced. 
If you want to replace an ink cartridge before its ink has been fully used up, press " setup, " followed by " maintenance, " then select " ink cartridge replacement.

Available choices: (1). " Insert the new ink cartridge into the blank ink slot on the left side of the printer. Wait for the ink cartridge to charge.. (2). " Select the " ink cartridge replacement option " on the desktop screen. Your printer options will be displayed on the left column.. (3). " press the " control " button to select " ink cartridge replacement " from the menu on the left side of the printer screen. Tap the " view " button after the ink cartridge has been replaced.. (4). " Press " ok, " then select " replace now. " Lift up the scanning unit of the printer..
(4).