In Windows, there are several ways to enable/disable any program or application from the startup which means the application won't load when the system starts up decreasing your bootup time and usage of other system resources. Few of the ways are, place a program shortcut in the startup folder or simply enable/disable any application from the msconfig utility which you can open via the run box. And now, if you are using Ubuntu and not sure how to change the applications from the startup, this tutorial explains it all. Like Windows, Ubuntu too has a lot of ways to manage the startup applications. Lets discuss them all one by one.