On Windows, the default installation location is C:\Program Files\ArcGIS\License10.2. The ArcGIS License Manager provides you with the ability to choose where you want to install the license manager.
The license manager option starts \license\setup.exe. Choose the license manager option from the download menu.Close all applications on your computer.Log in as a user with administrative privileges.To install only the license manager, follow these steps: For more information about installing, using, or troubleshooting the license manager, see the License Manager Reference Guide, lmrefguide.htm, available in the Documentation folder of the ArcGIS for Desktop media.