What's the problem this feature will solve? I was trying to install a package (caskade) which only supports python 3.9 and up. I mistakenly was using python 3.8 and ...

If I try to start my unregistered Python 3.9.18 in PyScripter 4.3.4.0 (both 64bit) PyScripter seems to do nothing. I'm using the "Setup Python Version" dialog, but after activation nothing happens.