Options (Source Control/Plug-in Selection Page)
Use the Options dialog box to select which source control product you want to use. On the Tools menu, click Options, expand the Source Control folder, and click Plug-in Selection.
Current source control plug-in
Select the source control you want to use from this list. The source control product client must be installed on this computer to appear on the list. If no source control clients are installed on the computer, the only selection available will be None. If you have installed Microsoft Source Safe, then the following plug ins are displayed:Microsoft Visual SourceSafe
Microsoft Visual SourceSafe(Internet)