Canon PIXMA iP90 Quick Start Manual page 37

To use Vivid Photo option:
Vivid Photo intensifies the background colors found in photos that have fields,
trees, oceans and skies while maintaining natural skin tones in the images.
Note
To use Vivid Photo, select the Vivid Photo check box on the Effects tab.
To use Vivid Photo, select the Vivid Photo check box under Special Effects.
In Windows Me or Windows 98
If Background Printing has been disabled, the Vivid Photo function is
not available.
Advanced Printing
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