In February 2025, I installed Python 3.13.2 as an administrator “for all users” on my Windows laptop. I recently installed single-user Python 3.14.6 with the Python install manager, which prompted me to uninstall the old 3.13 installer. Now it tells me it finds the 3.13 runtime, but that it cannot b…

IIRC, you can uninstall Python interpreters from the standard Add/Remove Programs settings menu. I might not RC though.

I can’t, because I uninstalled the old 3.13 installer at the new Python install manager’s suggestion.

[image] Oscar Valdez: Alias Try downloading the 3.13 installer and run it with same options. It should notice existing 3.13 and offer to repair or uninstall.

Thank you! That did it! I had to first uninstall the new Python install manager, install the 3.13 installer, which installed Python 3.13.2, then uninstall those two in reverse order, then re-install the new Python install manager. Perhaps the new Python install manager should check if it will be a…

@steve.dower [image] Oscar Valdez: Perhaps the new Python install manager should check if it will be able to uninstall older versions before suggesting to uninstall previous installers.

[image] oavaldezi: Perhaps the new Python install manager should check if it will be able to uninstall older versions before suggesting to uninstall previous installers. Uh, sure. It can’t, and so it doesn’t suggest it or offer to do it for you. In fact, it even lists those ones as unmanaged/…

Can't uninstall all-user Python 3.13 after installing single-user Python 3.14 on Windows

Python Help

tjreedy (Terry Jan Reedy) June 16, 2026, 1:33am 6

@steve.dower

Help with completely removing a version of python