To install a WHMCS addon module, please do the following:
- Download the latest release of the module via the Services menu -> My Services -> the module in question via your client area
- Open / extract the archive and upload the folder within it to: your_whmcs/modules/addons
- Once uploaded to the addons folder, go to your WHMCS admin
- In the WHMCS admin, go to Setup -> Addon modules
- On the addon modules page, find the module in question and click "Activate" to the right
- Once activated, find the module again and click "Configure"
- On the Configure section of the module, enter the license key in the license field
- Change any other settings as needed
- Make sure you set which user roles can access the module
- Save the settings
At this point your module is ready to use .