Before you change ink cartridges in your printer. You have to be Careful about a few things, make sure your hands are dry and clean. The new cartridges should be ready to install, remove the plastic cover and tape. Let’s see the steps for . Turn on your printer and remove the tray extension. Now, open the cover of the printer, the cartridges will automatically move to the centre. Remove the old cartridges by pressing gently on the slots. In the same slots place the new cartridges and push in back. When everything is in place, close the cover and print a test page to check for any error.