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Set-RDVirtualDesktopConcurrency

Sets the number of virtual desktops that RDS can create in parallel.

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Last verified: 2026-10-26

Microsoft RemoteDesktop reference: Sets the number of virtual desktops that RDS can create in parallel. The syntax and selected example below are adapted from the pinned Windows Server 2025 reference. Module availability, target configuration and delegated permissions determine whether it can run in your environment. Documentation and parameter text: Microsoft, CC BY 4.0; formatting adapted by Cmdlet World. No execution testing is claimed.

Set-RDVirtualDesktopConcurrency [-ConcurrencyFactor] <Int32> [[-HostServer] <String[]>]
 [-ConnectionBroker <String>] [-BatchSize <Int32>] [<CommonParameters>]

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Required permissions

Use an account with the target resource permissions documented for Set-RDVirtualDesktopConcurrency. Modifying administrative cmdlets may require elevation or delegated administration. This catalog does not assert that ordinary users can execute the command.

Supported environments

Windows / RemoteDesktop · Windows Server 2025 documentation; feature/module prerequisites apply

Parameters

-Allocation (required): Specifies a collection of values (key/value pair) that specify the concurrency factor for each RD Virtualization Host server.
-BatchSize: Specifies the batch size.
-ConcurrencyFactor (required): Specifies the number of virtual desktops that RDS can create in parallel.
-ConnectionBroker: Specifies the Remote Desktop Connection Broker (RD Connection Broker) server for a remote desktop deployment. If you do not specify a value, the cmdlet uses the fully qualified domain name (FQDN) of the local computer.
-HostServer: Specifies the name of the server that hosts the session. For session collections the host server has the name of the Remote Desktop Session Host (RD Session Host) server. For virtual desktop collections the host server has the name of the Remote Desktop Virtualization Host (RD Virtualization Host) server.

Prerequisites

Windows with the RemoteDesktop module and the Windows feature or management tools that provide it. Confirm target connectivity and version compatibility using the linked Microsoft reference.

Security considerations

This cmdlet changes system state. Review every target and parameter in the official reference, test outside production, and prepare an appropriate backup or rollback. Do not execute the example automatically.

Examples

Example 1: Set the number of virtual desktops that RDS can create in parallel on all host servers

Set-RDVirtualDesktopConcurrency -ConnectionBroker "rdcb.contoso.com" -ConcurrencyFactor 4

This command sets the number of virtual desktops that Remote Desktop Services (RDS) can create in parallel to 4 on all the host servers associated with the RD Connection Broker server named rdcb.contoso.com. Source: Microsoft, CC BY 4.0; transcript prompt/output removed. This example was not executed.

Sources

https://github.com/MicrosoftDocs/windows-powershell-docs/blob/b7645dd8c687139b28e845119da30ec670526507/docset/winserver2025-ps/RemoteDesktop/Set-RDVirtualDesktopConcurrency.md

https://learn.microsoft.com/powershell/module/remotedesktop/set-rdvirtualdesktopconcurrency?view=windowsserver2025-ps

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