Soon to be the official tool for managing Python installations on Windows, the new Python Installation Manager picks up where ...

It’s written in Python programming language and is executed as a command line to install ... and click on Environment Variables. Next, under User variables, click on New. Now, add the Variable ...

The py launcher is optionally installed during the setup process when you first install Python on Windows. At one point, you’ll be prompted to do so, as per the screenshots shown below.