You can also add widgets to your lock screen, or change your clock's font type and size. Tap Add when you're done, set your wallpaper pair preferences, and your Photo Shuffle will be live.

Your lock screen wallpaper keeps changing because the Background setting is configured to Windows Spotlight or Slideshow. These settings automatically rotate images on your lock screen.

Customize your Lock Screen by creating multiple wallpapers & experimenting with designs easily. Change wallpaper appearance ...

For Windows 11 device that has an accelerometer (a tool that measures proper acceleration), the Lock Screen background by default will pan around a still image as you physically move your device.

You can personalize your Lock Screen by choosing a wallpaper, showcasing a favorite photo, changing the font of the time, ...