Click the Choose Application to Log
          button  on
          the NLog Viewer
 on
          the NLog Viewer
        
Select the application to log from the list box
           
        
Click OK
Set up system views and custom views in your NLog Viewer
          Click the Choose Application to Log
          button  on
          the NLog Viewer
 on
          the NLog Viewer
        
Click the Change button
           
        
Browse to the location of the application you wish to monitor
Click OK
Set up system views and custom views in your NLog Viewer