If you are using OptimizePress you can use our free WhatsApp Plugin. OptimizePress is a solution to create landing pages with WordPress.
Activate your custom CSS with OptimizePress
Activate your WhatsApp WordPress Plugin with OptimizePress
This is very important, otherwise will not work.
Workaround to use an external script with Optimizepress
How to add WhatsApp Widget to OptimizePress
- Create your free WhatsApp widget and copy the script
WhatsApp Widget shortcode will not work
Copy the Script in the Header Script text box
Your WhatsApp widget is ready and working