If you’ve upgraded an existing Python interpreter with a minor point upgrade—e.g., from Python 3.11.1 to Python 3.11.3—you can upgrade any corresponding virtual environments easily enough.

Normally, when created, they don’t use the underlying Python installation’s site packages directory. Apps that run in the venv can only “see” packages installed to the venv.

Python installation on windows "Python installation on Windows is a simple process", said Dr. Bernard Liengme, Emeritus Professor of Applied Mathematics at St. Francis Xavier University.