Use /gun to rename a server-level or collection-level group.
Required Permissions
To use the /gun command, you must have the View collection-level information and Edit collection-level information or the View instance-level information and Edit instance-level information permissions set to Allow, depending on whether you are using the /collection or /server parameter, respectively. For more information, see Permission reference for Team Foundation Server.
TFSSecurity /gun GroupIdentity GroupName [/collection:CollectionURL] [/server:ServerURL]
Parameters
| Argument | Description | 
|---|---|
| GroupIdentity | Specifies the group identity. For more information about valid identity specifiers, see TFSSecurity Identity and Output Specifiers. | 
| GroupName | Specifies the new name of the group. | 
| /collection:CollectionURL | Required if /server is not used. Specifies the URL of a team project collection in the following format: http://ServerName:Port/VirtualDirectoryName/CollectionName | 
| /server:ServerURL | Required if /collection is not used. Specifies the URL of an application-tier server in the following format: http://ServerName:Port/VirtualDirectoryName | 
Remarks
Run this command on an application-tier server for Team Foundation.
Example
The following example renames the collection-level group "A. Datum Corporation Testers" to "A. Datum Corporation Test Engineers."
Note
The examples are for illustration only and are fictitious. No real association is intended or inferred.
>tfssecurity /gun "A. Datum Corporation Testers" "A. Datum Corporation Test Engineers" /collection:CollectionURL
See Also
Concepts
TFSSecurity Identity and Output Specifiers
Other Resources
Change groups and permissions with TFSSecurity