In this post, we will look at what to do if Python 3 is installed in your Windows environment but it is not appearing in your Jupyter Notebook under New.
To fix this, open your command prompt and type:
py -m pip install ipykernel
![]()
Then run below:
py -m ipykernel install --user
![]()
Now start Juypter Notebook using the command:
py -m jupyter notebook
![]()
You will then see Python 3 showing as an option:

For more information about installing Python kernels, check out https://ipython.readthedocs.io/en/latest/install/kernel_install.html.

Keep learning. Keep building.
Explore AI, agents & Microsoft technology.
I share practical ideas, tutorials, and videos about AI, AI agents, Microsoft technologies, and the Power Platform.
Subscribe on YouTube →Carl de Souza Enterprise Architect at Microsoft · AI Technology Expert