Frontpage extensions can be installed to publish your website with design software Mircrosoft Frontpage. 

First, log into cPanel.  Once you have logged in, click on FrontPage Extensions under the Advanced Subheader:

On the next screen, click on Install Extensions by the domain you want to use with FrontPage:

Once the extensions are installed, a confirmation message will appear:

Now you are done! You can go back to the previous screen to confirm the Extensions were installed.