Currently, the app's Instant Search Widget can not be accessed through search bars on Wix websites. Instead, the app uses its own search bar.
ON THIS PAGE
Accessing the search bar
To access the search bar, click the Sticky Widget icon:
You will see the search bar at the top of the page:
As soon as you start typing, the Instant Search Widget will open:
In the Search Results Widget, the search bar is always visible.
Leaving the search widgets
To leave the search widgets, click the Sticky Widget close icon.