Click the color bar of the item you want to change the color.
A color theme changes all colors with a set of recorded colors.
Save color theme allows you to save the current color.
data is output to "firstname.lastname@example.org" and set to the current color theme.
By renaming and "email@example.com", which are exported at the same time, to any name, you can add a color theme to the settings field.
Select "@default.inf" to return to the default color.
If you want to use a dark theme for settings windows, etc., select 「Dark Theme」.
If you want to apply the same coloring as the main window to the settings window, etc., select 「Apply color to all windows」.