how to split sound between speakers and headphones

Some of the latest sound drivers don’t support Stereo Mix anymore. That’s usually due to your laptop’s or desktop’s sound driver. Note that not all users will always see Stereo Mix on the Recording tab even after selecting Show Disabled Devices. Thus, you’ll need to enable Stereo Mix in Win 10 and then configure its settings as described above. However, that is not enabled by default in Windows 10. Windows 10 includes a Stereo Mix option that you can adjust to playing audio from two devices at once. Thereafter, Windows will play audio at the same time from your primary audio device and the one you selected on the Playback this device drop-down menu. Click the Apply and OK buttons on both the Stereo Mix Properties and Sound window.Select the second playback device listed on the Playback this device drop-down menu.

Then click the Listen to this device checkbox.

Select the Listen tab on the Stereo Mix window.

Click Properties on Stereo Mix’s context menu to open the Stereo Mix Properties window.

Then right-click Stereo Mix to select the Set as Default Device option on its context menu.

Right-click Stereo Mix and select the Enable option.

Then you will usually see Stereo Mix on the Recording tab.

Right-click a blank space on the Recording tab and select the Show Disabled Devices option.

Select the Recording tab shown directly below.

That will be one of the two playback devices that play the audio.

Then select your primary speakers audio playback device and click Set as default.

Select the Playback tab shown in the snapshot directly below.

Right-click the Speakers icon on the system tray and select Sounds.

Select Output Devices to play audio from specific apps.

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How to split sound between speakers and headphones