Windows 11’s default background slideshow (Settings → Personalization → Background → Slideshow) exposes only six rotation frequencies: 1 minute 10 minutes 30 minutes 1 hour 6 hours 1 day while the legacy background chooser, still accessible viashell:::{ED834ED6-4B5A-4bfe-8F11-A626DCB6A921} -Microsoft.Personalization\pageWallpaper, offers 16: 10 seconds 30 seconds 1 minute 3 minutes 5 minutes 10 minutes 15 minutes 20 minutes 30 minutes 1 hour 2 hours 3 hours 4 hours 6 hours 12 hours 1 ...
