Here you can set custom web server settings such as mime types, index files or deny access to the site from an IP address or range

1. Log in to the Client Area

2. Click on Products / Services

3. Click View next to the account you wish to manage

4. Click Login To Plesk

5. Click the Websites & Domains tab

6. Scroll down and look for your site or sub-domain and click Show More to reveal the hidden menu

7. Click the Web Server Settings icon

At this point if you have more than one name with DNS in this subscription, you will need to select the one you are working with.

Options Include...

Mime Types
Enter your custom mime type
image/jpeg .jpeg

Deny access to the site
You can specify an IP or range of IP's that will be blocked from accessing your website.

Default Index (directory Index)
Click Index Files and select custom, before entering the name of the page you want to load by default when someone opens your website. 

The server default list is...
index.htm
index.html
index.php

If you select custom, enter your custom page name e.g. your-home-page.html