Favicon: Drag an .ico or .png image for your browser bookmarks icon.
Header logo override: For a theme logo (in case there are several on the platform)
Alternative site name: This variable lets you override the displayed site name, next to the logo
Default header image: Default image for the header of the course and other pages.
Default page background image: Background image for pages
Default login image(s): Background images for the login page: here drag several images that will appear randomly on the login page. (at each call of the page)
Credits
Valéry Frémaux (valery@activeprolearn.com) - Code development and optimisation
Florence Labord (florence@activeprolearn.com): Documentation and functional qualification