Facebook Logo Maker
How to change chat theme in Facebook Messenger: Step
FAQ What do I need to set up the Chat Plugin on my website? Changing the emoji will change it for everyone in the conversation.
This plugin has the benefit of being simple and easy to install on WordPress.
The default "go-to" emoji is the Like button, found next to the message field.
A bold update, really, and quite fun.
There seems to be a WordPress plugin for everything, and this is no different.
Try to keep the logo text short and simple using a bold clean font, so it's easily recognisable on your facebook logo.