You can make dark mode the default look of the Windows 10 operating system, as well as for many Windows apps. Some older Windows apps such as Task Manager, however, won't adopt the change to dark.

In the menu next to Select Mode, set the option Custom and change Select Default Windows mode to Dark–you can only select the color of the taskbar yourself in dark mode.

Learn how to set or change the default OS in Choose default operating system screen. Change Boot defaults when dual-booting Windows 11/10.

Microsoft has made it harder to choose which apps handle standard file types. Follow these steps to set default apps for all your documents, images, music files, and more.

Microsoft has made it harder to choose which apps handle standard file types. Follow these steps to set default apps for all your documents, images, music files, and more.