To configure ASP.NET Settings for your site, perform the following steps:
1 - Logged in to Plesk, https://your domain name:8443.
2 - Go to Websites & Domains and locate your website's domain name.
3 - Click ASP.NET Settings.
NOTE: If the ASP.NET Settings button is missing, make sure that ASP.NET is switched on in Websites & Domains > Hosting Settings.
4 - Change ASP.NET Settings for your site.
5 - Click OK to apply changes.