How do I download WHMCS?
You can download WHMCS full installation packages from our client area:
https://www.simplesonic.com/members/download
You will need to be logged in to access the above URL. Once logged in, you can then choose the version of WHMCS to download.
Another option is to download and automatically install WHMCS from Softaculous in your cPanel or DirectAdmin control panel.