How to Fix Paper Jam in Canon Pixma TR 4520

push the stop button

Press the turn off button on the printer before unplugging

open the front tray and take a look

If paper tears apart, remove whatever you can, we can fix the rest in the later steps

Do not force the paper out

Take a look at the shape

look at the circle annotation

Move the screwdriver slowly until the screw comes off

Keep your screws in a safe place

Be gentle while removing the unit, you don't want to damage it

Take it out with your hands or if it is hard to grab on, pick up tweezers

Grab your screwdriver and screws

You know it is tight enough if it doesn't move anymore