How to add whatsapp button in the cms Estimated reading: 1 minute 25 views you can add any third party script code , example: facebook pixels, google tags manager etc. To Add code go to “General settings > Page Settings”. This code will be add inside </head> tag. Get what’s app embed code from https://getbutton.io. select which whatsapp icon, enter your phone number Customise button according to your need Enter email and get button code Now add button code in third party script code. in admin panel “General settings > third party script”.