1. In Windows 11, right-click on the speaker icon in the System Tray. This will display the volume slider.
2. Left-click the "Open Sound settings" menu option.
3. This will display all of the available audio playback devices.
4. Click on the device you would like to have produce the audio. You can also change various volume settings by clicking on the arrow next to the device.
Now you can switch back and forth between playback devices with ease.