You can easily customize the list of applications which automatically starts when you log in to Ubuntu. By default Ubuntu has only one application added to this list, which is nothing but the startup sound. Follow the following instructions to configure a particular application to start automatically when you login to your System.
Instructions:
- Open Startup Applications from System Preferencesbutton present at the top right corner of the screen.
- It will open Startup Application Preferencesdialogue. This dialogue contains the list of all the applications which automatically opens at the time of login to system. My system has only a single application in this list which is the startup sound as shown in following image.
- Click Add button to add new application to this list. I am adding Firefox as an example. In the Name box add the name of your application, for example firefox. In the Command box add the command which triggers this application. If you don’t know the command, you can locate the executable by clicking Browse… button. In the Commentbox you can add user friendly information which is not mandatory.
- Click Add button to add new application to startup programs list using the information provided.



