Do you consider that it is easy to uninstall an application on a Mac?
Normally, you could just drag the app’s icon from the Applications folder into the trash to get rid of an app. However, the problem with OS X is that even when you uninstall applications, a lot of stuff gets left behind, and there’s no built-in way to find all the supporting files and get rid of them.
This is a problem that people associate with Windows, but it’s actually a big OS X issue. To fix the problem, you could follow the applications uninstall guides as below.