# Remote PCs

Physical PCs can be accessed remotely using the RAS infrastructure:

* Parallels RAS Remote PC Agent is used to publish both applications and desktops.
* Desktop operating systems can only support one remote user at a time.

Supported operating systems:

* Windows 7 and newer
* Windows Server 2008 R2 and newer

Configure RemoteFX (Windows 7 and later) using the [**RemoteFX Settings for Windows Workstations Runnings Remote PC agents and Provider Agents**](https://docs.parallels.com/landing/ras-best-practices-guide/remote-access-configuration/configure-remotefx/general-purpose-remotefx-settings/remotefx-settings-for-windows-workstations-running-remote-pc-agents-and-guest-agents) in the RemoteFX section of this guide.