How to configure ASP.NET Settings for a site in Plesk
To configure ASP.NET Settings for your site, perform the following steps:
1 – Logged in to Plesk.
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.