To restore your own PFX certificate file to your website please do the following:
- Login to your hosting control panel.
- Click Web Sites
- Click the website you want to enable SSL on via your PFX file.
- Click the SSL tab.
- Click Upload Certificate.
- Click Choose File to browse to the PFX file on your PC.
- Enter the PFX password.
- Click Install Certificate.
- Your certificate is now imported to your web server and bound to your website.