Installing Influence on your Wix website is a 2-minute thing.
Here's what you have to do:
Step 1: Copy your Unique Pixel Code.
Step 2: Install the Pixel Code on your Wix website using these 'Instructions'.
During Pixel pasting inside Wix panel make sure you choose the following:
Add Code to Pages - Select 'All Pages'
Place Code in - Select 'Head'
If you still get stuck somewhere then we are just a ping away, get in touch with our support.