We have been given steps for change the option from Team Foundation Server to Visual Source Safe. please follow the same.
1.Tools --> select Options.
2.Option dialog box will appear once you select Options
3.Choose Source Control in the dialog box
4.Now you can select the option either Visual Source Safe or Team Foundation Server according to our necessary in Current Source control Plug-in
Now you can change Team Foundation server to Visual Source Safe.
I hope it will help you.
