Here, it explains how to induct ChatPlus to Wix.
Create Chat button
(1) Click the setting button on the upper right of the management page.
(2)Click [General setting]>[Chat button] on the left side of the page.
(3)Click [+Add Chat button]
(4)Choose the button you like.
The template of buttons will be shown in the gallery, so please choose the one you like.
(5)Select a button image and click [Register]
If you click [Register], the button will be created and the code to display that button will be shown, so copy that.
Induction to Wix
(1)Log into Wix
(2)Click [Simple Action]>[Edit site]
(3) Click [Add]>[Others]>[HTML iframe]
(3)Click [Enter code]
(5) Paste the code you copied and click [Apply]
(6) Place the button to wherever you want.
(7) Check to see if the chat is displayed in the [Preview].