If the ink levels displayed by the printer's control panel does not match the actual ink levels in the ink tanks, reset the ink levels.
Select More on the printer's control panel.
Select Maintenance > Set Ink Level.
Adjust the ink levels as needed to match the ink levels in the ink tanks.
To confirm the actual ink remaining, visually check the ink levels in all of the printer's tanks.
Press the 
button when you have finished adjusting the ink levels.
Press the OK button when a message is displayed indicating that setup is complete.