## Install Parallels RAS To install Parallels RAS: Make sure you have administrative privileges on the computer where you are installing Parallels RAS. Double click the `RASInstaller.msi` file to launch the Parallels RAS installation wizard. Note: If you see a message that begins with "This version of Parallels RAS is only for testing purposes.", it means that it's not an official build and should not be used in a production environment. Follow the instructions and proceed to the Select Installation Type page. Select from the following: Parallels Remote Application Server. The default installation that will install all necessary components for a fully functional Parallels RAS Farm on the same machine. Parallels RAS Tenant Broker. This option installs Tenant Broker. For more information, please see the RAS Multi-Tenant Architecture chapter. Custom. Select and install only the components that you require. You can select individual components after you click Next. Note that if a component cannot be installed on the current server, it will not be available for installation. See Software Requirements. Click Next. Review the notice on the Important Notice wizard page. If there's a port conflict on your computer, the information will be displayed here. You can resolve the conflict later. Click Next. On the Firewall Settings page, select Automatically add firewall rules to configure the firewall on this computer for Parallels RAS to work properly. See Port Reference for details. Click Next and then click Install. Wait for the installation to finish and click Finish. When you need to install a particular Parallels RAS component on a different server, run the installation wizard again, select Custom and choose the component(s) you wish to install.