Monty Python

Also click "show hidden devices" and uninstall any flagged items in Device Manager at the same time.

The verbal frivolities make the technical details of your problem harder to read & understand.

If you are going to run the mouse as PS/2, it needs to be plugged in as such prior to boot.

Further, this mouse should run as a basic mouse with the standard driver, there is nothing exotic about it. If it is not doing so, there is a very good chance that it is because of something you have done/not done and/or are doing/not doing. So re-invest the sarcastic energy into some self-exploration as the potential benefits are greater and more in your interest.