1.
Open the ZIP file containing your certificate and copy the file
named your_domain_name.cer to the desktop of the web server you are securing.
2.
Go to your Administrative Tools, and Open the Internet Services
Manager. Right-Click on the Default Website or the website that the CSR was
created on and select Properties. The certificate will only be able to be
installed on the same website that you created the CSR on.
3.
Go to the Directory Security panel. Click on the "Server
Certificate..." button. This will start the certificate wizard. Click
"Next".
4.
Choose to Process the pending request and
install the certificate and
click Next.
5.
"Browse" for your SSL Certificate. Locate
your_domain_name.cer, then Click Next. Follow the rest of the wizard steps
until finished.