Windows 11/10 allows users to enable dark ... context menu, here is what you must do. Windows Registry Editor Version 5.00 [HKEY_CLASSES_ROOT\DesktopBackground\Shell\AppMode] "Icon"="themecpl.dll ...

Click "Appearance" (it will be next to a crescent moon icon). This will open another menu. Choose "Dark theme." You can also choose "Light theme" if you want to switch back, or "Use device theme ...