Click the pencil icon to edit the overlay ( Step 2).To add the T witch Overlay to OBS Studio Software as OBS Overlay you need to get the URL for the specific Twitch Overlay. Under My Overlays you can see the Overlays you copied from the Master Overlay. Select My Overlays from the Menu ( Step 1).How to add Twitch Overlay from StreamElements to OBS Studio Software Scene as OBS Overlay The Only Thing left to do is to add this created Twitch Overlay to your OBS Studio Software Scene as OBS Overlay. Now You have seen what is StreamElements and how you can create Twitch Overlays for your Twitch Stream using Free Stream Overlay Templates and editing them with Twitch Overlay Maker.