As of my last knowledge update in October 2023, Jupyter Notebook does not officially support Windows 7 due to the end of mainstream support for that operating system by Microsoft in January 2020. However, some earlier versions of Jupyter Notebook may still work on Windows 7.
If you need to run Jupyter on Windows 7, you might consider using Python 3.7 or 3.8, as those versions are more likely to be compatible with the last releases of Jupyter


