Canon PIXMA E414 - Back of the Paper Is Smudged

Back of the Paper Is Smudged
Check1
Did you confirm the paper and print quality settings?
Print Results Not Satisfactory
Check2
Perform the Bottom Plate Cleaning to clean the inside of the machine.
Cleaning the Inside of the Machine (Bottom Plate Cleaning)
Note
•
When performing duplex printing or too much printing, the inside may become stained with ink.
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