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.

A matching Triton is not available, some optimizations will not be enabled. Error caught was: Python version mismatch: module was compiled for Python 3.9, but the ...