How your device looks, depend on the background you choose. You can change it as you like. You can change your screen’s color scheme also.
Change Background in Windows 10
To open Background, go to Start menu, click on Settings, now click on Personalization (Background, lock screen,colors).
Now click on Background. Here you can see Preview of your Background currently applied to your screen.
Next, you can choose, how your background should be. There are three options – Picture, Solid color and Slideshow.
You can choose a picture from your computer also. You can choose, how your background will fit on your screen. Options are Fill, Fit, Stretch, Tile, Center and Span.
Change Color in Windows 10
To open Color, go to Start menu, click on Settings, now click on Personalization (Background, lock screen, colors).
Now select Color from left Tab. Here also you will see Preview of color. You can set automatically pick accent color from your background. You can also choose a accent color from given colors. You can show color on Start, taskbar and action center. You can make Start, taskbar and action center transparent. You can change High contrast settings from here also.
You may like USE OF FUNCTION KEYS ( F1,F2...........F12).