"This is the main window of Wallpaper Changer allowing you to add the files you wish to set as wallpaper."

"You can use this window when you want to change several default settings of Wallpaper Changer."

"This window allows you to set the time interval after which you want to change the wallpaper."

"Here you will be able to set whether you want to to change the wallpaper on Windows startup or once a day."

"This window allows you to resize the wallpaper. Input your choices then click on the OK button."

"This window gives you the possibility to analyze the images and automatically determinate the best background and icon color."

"Finally, this window allows you to adjust a few advanced parameters of Wallpaper Changer according to your own needs and preferences."