Windows is great about letting you tweak and remove user interface elements sometimes, and stingy in other places. The Taskbar is a Windows element that carries plenty of keyboard shortcuts and changeable settings, but has one part that might annoy you. There’s a tiny sliver at the right side of your Taskbar that activates the Peek feature. When you mouse over it, all open windows become transparent so you can see your awesome desktop wallpaper and icons on your desktop. If you don’t like this feature, you can disable it by visiting Settings > Personalization > Taskbar and switching Use…
Read the full article: How to Remove the “Show Desktop” Button on Windows 10