Add New iFrame
Launch the Wix App Market Search for the HTML iFrame element. Add the element to your site.
Paste the Code
Open the iFrame's HTML Settings. Switch to HTML code under Mode Paste this code into the iFrame. Click Update and close the window.
Save and Publish
The iFrame will now contain your Online Store App. You can now reposition and resize your Online Store App in the Wix website editor. When you are finished making changes, just Save and Publish the web page in the Wix website editor. If you visit your live website, your Online Store App will be visible. Go to your live, published Wix page to start editing the Online Store App.
Start to customize the Online Store App:
Visit your live Wix website and click the settings gear in the upper right corner of your Online Store App.