| theme | The Windows theme (visual style) has changed |
| colorset | Opus has changed from light to dark mode or vice versa |
| environment | System environment variables have been changed |
| dwmcomposition | Indicates that Windows DWM composition has been turned on or off. |
| dwmcolorization | Indicates that Windows DWM colorization has been changed. |
| intl | The system locale has changed. |
| userinteractionmode | The system input method has changed (from mouse to touch or vice versa). The current method can be queried via the SysInfo.TouchInput method. |
| spacingscheme | Indicates that the UI spacing scheme has changed. The new scheme name is available in the name property. You can also query the scheme using the DOpus.spacingscheme property. |
| windowmetrics | System window metrics have changed (e.g. font size). |