Location of the IDE files depends on the operating system, product and version.
Should you need to change the defaults, refer to this document.
<product> would be one of the following:
- IntelliJIdea (IntelliJ IDEA Ultimate Edition)
- IdeaIC (IntelliJ IDEA Community Edition)
- WebIde (PhpStorm versions before 2016.1 and WebStorm before 7.0 use this common directory)
- PhpStorm (PhpStorm starting from 2016.1 version)
- WebStorm (WebStorm starting from 7.0 version)