In Windows 10 white theme is painful during night time. Microsoft expanded the dark theme for all parts of the file explorer. This theme gives a somewhat clean dark look to Windows 10. Dark mode changes the appearances of OneNote interface elements from light to dark. It turns your windows black. The dark mode was originally created so that Windows would display less light. This feature also offers up some battery life savings too. Many have found that they prefer to use a dark theme at all times as they like it. You don’t have to be jealous of Mac and Android users. If you want to enable dark mode then you have to follow the below steps.
Open the Setting app from the Start menu.
Select the Personalization tab from the setting app.
Click on the Colors in the left-hand sidebar.
Scroll down and look for the Choose your Default apps mode. Select the Dark mode to apply the dark mode in Windows 10.
Now you can see this will make apps and Windows dark.