To check in a single file:
  1. In the Project Explorer, right-click the file to check in.
  2. Choose Source Control > Check In.
  3. Enter an optional comment.
  4. Click OK.
To check in multiple files:
  1. In the Project Explorer, right-click a solution, project, or folder.
  2. From the shortcut menu, choose Source Control > Check In (Recursive).

The dialog box will list the files that can be checked in.

  1. In the dialog, deselect the items you do not wish to check in and add a comment.
  2. Click OK.