Canon PIXMA MG4200 Series On-Screen Manual page 536

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Driver) > Changing the Print Quality and Correcting Image Data
P020
Adjusting Contrast
You can adjust the image contrast during printing.
To make the differences between the light and dark portions of images greater and more distinct, increase
the contrast. On the other hand, to make the differences between the light and dark portions of images
smaller and less distinct, reduce the contrast.
No adjustment
The procedure for adjusting contrast is as follows:
1.
Select Color Options from the pop-up menu of the
2.
Adjust the contrast
Moving the Contrast slider to the right increases the contrast, and moving the slider to the left
decreases the contrast.
You can also directly enter a value linked to the slider. Enter a value in the range from -50 to 50. The
current settings are displayed in the settings preview on the left side of the printer driver.
Important
Adjust the slider gradually.
> Printing with Application Software that You are Using (Printer
Adjust the contrast
> Adjusting Contrast
Print Dialog