There’s also a “Set as Default Communication Device” option you can use.
If anything is currently playing or recording on your system, it should switch to the device you choose as your default. Right-click a device and select “Set as Default Device” to make it your default audio device. Use the Playback and Recording tabs to choose your devices. Select “Playback devices” if you want to select your default speakers or “Recording devices” if you want to select your microphone. To do this, right-click the speaker icon in the notification area. You also need to do this to change your default recording device–for example, to select between different microphones–even on Windows 10’s Anniversary Update.
On previous versions of Windows–or if you just need more advanced settings–you must use the Sound control panel. How to Set Your Playback and Recording Devices from the Sound Menu If you’re currently playing audio, it should automatically switch to the device you chose.