Paste the snippet
From the Wix dashboard, no editor needed.
Settings → Custom Code
Copy your snippet
In your SiteMind dashboard, open Widget Studio and copy the embed code. It is one script tag with your widget key in it.
Open Custom Code
From your Wix dashboard, go to Settings → Custom Code (older editors: Advanced → Custom Code).
Add the snippet
Click "+ Add Custom Code" and paste the snippet in.
Set where it applies
Set "Add Code to Pages" to All Pages, and set the placement to Body – end.
Apply
Click Apply. Changes go live immediately on your published site.