Steps to follow to Change ASP timeout session in IIS

1. Login to your VPS via RDP. Click on Start -> Administrative Tools -> IIS.
2. Click on website name and open ASP feature from IIS group.
   
   
    
3.  Expand Session Properties under Services and as per requirement modify Time-Out value [Default Value is 00:20:00 (HH:MM:SS)].
4. From the Actions Pane, click on Apply link to save the changes.