Use the Apply Label action to label a file or group of files. The label will not become permanent until a Check In Pending Changes operation takes place.
Working Folder
Specify a working folder for the action. The working folder specifies the context for the Team Foundation server, project and repository (working folders can be configured in Visual Studio or with the Options, or a specific folder for the action.
File/Folder to label
Specify the name of the file or folder to label. Use wildcards (ie *) to select groups of files.
Label
Specify a name and a scope for the label. You can also specify an owner for the label (if the owner is someone other than the currently logged in user.)
Label a Specific Version
Instead of labelling the latest version of the file, you can choose to label a specific version. Versions can be selected by changeset number, label, a specific workspace or a specific date.
Label Options
"Replace Pre-Existing Labels"
Other labels on the file(s)/directories will be removed. You must have sufficient privileges to remove labels belonging to other users.
"Ignore items with pre-existing labels"
If a file/directory is already labelled, it will not be labelled again.