Return your cursor to the desktop screen. Right-click, and select "Paste" from the menu that appears. Alternatively, press "Ctrl" and "V" simultaneously on your keyboard. Both of these options will tell your computer you wish to put the copied duplicate of your chosen file or folder on the desktop.How do you change desktop background pictures?
Step 1: Right-click on desktop to reveal the context menu and then click Personalize option to open Personalization section of Settings app. Step 2: Here, on the right-side, you can see the preview of the current desktop background. To change the wallpaper, under Background drop-down menu, select Picture option.