Policy overview

Key metadata and intent for this policy.

ClassComputer
CategoryWindows Components > Remote Desktop Services > Remote Desktop Session Host > Device and Resource Redirection
Supported onAt least Windows Server 2003 operating systems or Windows XP Professional

Supported OS tags: Windows10, Windows10RT, Windows11, Windows7, Windows8, Windows81, WindowsRT, WindowsRT81, WindowsServer2003, WindowsServer2008, WindowsServer2012, WindowsServer2012R2, WindowsServer2016, WindowsVista, WindowsXP

This policy setting specifies whether to prevent the mapping of client drives in a Remote Desktop Services session (drive redirection). By default, an RD Session Host server maps client drives automatically upon connection. Mapped drives appear in the session folder tree in File Explorer or Computer in the format <driveletter> on <computername>. You can use this policy setting to override this behavior. If you enable this policy setting, client drive redirection is not allowed in Remote Desktop Services sessions, and Clipboard file copy redirection is not allowed on computers running Windows XP, Windows Server 2003, Windows Server 2012 (and later) or Windows 8 (and later). If you disable this policy setting, client drive redirection is always allowed. In addition, Clipboard file copy redirection is always allowed if Clipboard redirection is allowed. If you do not configure this policy setting, client drive redirection and Clipboard file copy redirection are not specified at the Group Policy level.

Internal name
TS_CLIENT_DRIVE_M
Policy ID
6eb6ea9c0824
Elements
0

Registry values

How enabled and disabled states update the registry.

Registry locationTypeEnabled valueDisabled value
HKLM\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services\fDisableCdmREG_DWORD
1
0

Policy elements

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This policy has no additional user input fields.

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