Installing the facebook messenger module is very simple. The following steps will guide you through the process:

1. Unzip the contents of the zip file to a folder on your computer
2. Upload the entire files in the 'upload' folder to your website - if you experience problems, try uploading in binary mode
3. WHMCS 7 Login to admin area go to SETUP > ADDON MODULES
4. WHMCS 8 Login to admin area go to Configuration () > System Settings > Addon Modules
5. In the addon modules page you will see the facebook messenger module click activate then click configure to see the cookie consent options
6. Check full administrator box in the access control then save change or the module will not work
7. Click Setup Chat to setup the facebook chat plugin