# How to: Specify the Binary to Start

Visual Studio 2010

To profile binaries, such as DLLs, you must enter information in the <Target> Property Pages dialog box. This information indicates where the DLL project can find the calling application.

### To specify the executable to start

1. In Performance Explorer, right-click the target binary, and then click Properties.

2. In the Property Pages dialog box, click the Launch properties.

3. Select the Override project properties check box.

4. In the Executable to launch text box, specify the file location.

5. In the Arguments text box, specify arguments that are required to start the application.

6. In the Working directory text box, specify the directory location.

7. Click OK.