Only software developers with a need to profile their programs have a use for this variable. The first is not set by default in the Windows environment but the other two are, and they point to the default Windows temporary directory.
Users can add paths of the directories having executables to this variable.
Administrators can modify the system path environment variable also.
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What I already tried is to define a ' Parameter' i.e.
The PATH variable makes it easy to run commonly used programs located in their own folders.