Hello Steven, When using ESP-IDF installed by IDF Installer, there is a bundled Python included, to not mess up your environment. This Python is used in the created environment every time when running the ESP-IDF shortcut. That is why the warning is there every time because the variable is set in th...

Hello Steve, PYTHONNOUSERSITE is defined here: https://python.readthedocs.io/en/v2.7.2/using/cmdline.html#envvar-PYTHONNOUSERSITE From PEP 370 definition: user site directory A site directory inside the users’ home directory. A user site directory is specific to a Python version. The path contains t...

Hello Jorgen, I have tested your issue on a machine with a clean Windows installation and it looks like there is some trouble with the Universal Windows installer, we will have to investigate a bit more. To install ESP-IDF v5.2.1 you can use the Offline installer from the installer download page: ht...

Hello Bert, Can you please provide the content from the second screen ("Pre-installation system check") of installer? Also try to run following command: C:\Users\begi\Espressif\python_env\idf5.1_py3.11_env\Scripts\python.exe -m ensurepip --upgrade --default-pip and send back the output. Thanks, Jakub