The Report Server web application is installed by a Windows installer which automatically creates a separate web site with its own application pool on the IIS. The application pool runs under the LocalSystem identity.
The installer registers the new web site under port 83 by default. The installation process includes registering and starting of a Scheduler windows service.
You can download the licensed product version from the Telerik Control Panel which you can get from Your Account. The Control Panel is a small Windows utility which will notify you when a new version of the Telerik product(s) you have purchased is available. Once you download the product, run the installer to install it on your machine.
The best way is to download the Control Panel from Your Account:
It automatically detects the latest version and lets you install it for the products you have access to.
From Your Account page, go to “Products & Subscriptions”, select the product and hit “Download”:
From there select the product file you want to download: