In the Edit tab, close any open images
Select File > Color Management > Color Working Space
The Color Working Space dialog box appears:
You can select your preferred Color Working Space in the drop-list.
Note: The recommended working space for PaintShop Pro is sRGB.
In the CMYK Profile drop-list, choose a profile to be used for the CMYK-related operations in the application. The drop-list includes the default CMYK profile and any profiles that you have added.