Once I restart my PowerShell session, my old path will be back. If I need to ensure my new environment variable persists, I'll need to step over to .NET, which opens up a lot of other ways to work ...

Setting the PATH variable allows you to launch programs via CLI from anywhere on your system. Here's how to set the PATH variable in Windows and make the most of it.

The Windows PATH environment variable is a crucial setting that tells the operating system where to look for executable files when you enter a command in the Command Prompt or PowerShell.

On Jan. 17, 2018, Microsoft's Scott Hanselman asked Visual Studio developers if they would like a PowerShell prompt with pre-set PATH and Environment variables baked right into the IDE. They said yes.