You can enable the Printed Image mode. If this mode is set to 'On', you can select [Printed Image] or [Photo Printout] for the image quality when copying.
1.
Press 
(Settings/Registration).
(Settings/Registration).2.
Press [Function Settings] → [Copy] → [Photo Printout Mode].
3.
Press [On] → [OK].
Select [Off] if you do not want to use the Printed Image mode.