I am runinng python2 in Jupiter notebook, how to I run python3 in notebook instead

I have Jupyter notebook installed but it is running python2 instead of python3. I have already downloaded python3 but it is not working in notebook,

https://stackoverflow.com/questions/66791619/i-am-runinng-python2-in-jupiter-notebook-how-to-i-run-python3-in-notebook-inste March 25, 2021 at 09:05AM