Please select a wallpaper that matches the resolution of your computer's screen. When you click on it, the wallpaper will open in a new window. Now make a right-click and choose "Set As Desktop Background" (or "Set As Wallpaper").

Please select a wallpaper that matches the resolution of your computer's screen. When you click on it, the wallpaper will open in a new window. Now make a right-click and choose "Set As Desktop Background" (or "Set As Wallpaper").