Preferences > Skins page > How to (skins) >
How to: switch between skinless and skinnable mode
Right click on program icon appears in system notification area and choose "Preferences" menu item from pop-up menu or click on button on PNotes Control Panel.
When "Preferences" dialog appears, choose "Skins" page.
In order to switch to skinnable mode choose desired skin in list box. In order to switch to skinless mode choose "(No skin)" entry in list box. In the field next to list box you will see the preview of chosen skin.
Default value: (No skin).