Learn how to change the background color of Windows Photo Viewer in Windows 11/10, to black or any other, by modifying the Registry.

In Windows 10, the Photo Viewer still exists but it’s no longer set up to preview files in File Explorer. How can you fix that?

The Windows Photo Viewer is the default program for opening image files on Windows PCs. When the program opens a photo, the image fills the window, and you can use the zoom feature to enlarge it ...