Enabling the Lightstream integration on your Mixer account is simple:
Head over to Mixer.com, click on your profile picture in the top right, and select “Manage Channel”.
You should see the option to send your Mixer feed to Lightstream. Make sure this switch is set to the "On" position as displayed below.
For more information, visit Mixer's Lightstream FAQ.
This article applies to the following product(s): Lightstream Studio on Mixer