Now your stream will be capturing your microphone input and the desktop output. Open up Streamlabs and visit the settings menu.Ĭlick the audio menu, and set a second Mic/Auxiliary device to the BlackHole 2ch. We need to change Streamlabs to allow the audio to be output correctly. Allowing the desktop sound as output in Streamlabs It should now show the speaker icon playing on this channel.

You can either use your menu bar or right-click the source in this app to select it as the output device.

Note: Make sure the BlackHole is the second one! Now select the first default output, either your headset or the MacBook speaker.Īs the second one, choose the 'BlackHole 2ch'. The quickest way is to use the Spotlight search.Ĭlick on the plus at the left bottom of the app, and select 'Create Multi-Output device'. Open the 'Audio MIDI Setup' app to set up new audio sources. Once BlackHole is installed, we can set up our new Multi-Output device.Īs the name suggests, this new virtual device will output two audio sources. If you are unsure which installer you need, pick the 2ch one.įollow the install instructions as a provider in the installer program. Mac does not have a system virtual audio driver, unlike Windows, so we need help from a third party.Īfter doing some research, BlackHole seems to be the best in the field, and after using it, I can confirm it's super easy!ĭownload the installer from the BlackHole GitHub page Streamlabs installed Install BlackHole.This article will guide you through this process. While I was building the V2 version of my website, I decided to do some live streaming on Twitch, and I wanted a way to have some background music so people could enjoy that.ĭoing some googling shows you that it's not natively supported on Mac to balance system-level audio routing.īut don't worry. It's a bit different from my regular development-related tips, but it might help some content creators. How to stream desktop sound and a microphone with Streamlabs on Twitch 25 Nov, 2021

Blackhole virtual audio driver