How can I execute a "Project wizardExtension" add-in in a saparate thread so the runtime doesn't freeze during execution? (C#)

How can I execute a "Project wizardExtension" add-in in a saparate thread so the runtime doesn't freeze during execution? (C#)

Hi,

I have a fully functional add-in but it freezes the runtime everytime it runs because It's runing in the same thread as the runtime. I just wanted to know if It's possible to run it in a separate thread, but I couldn't make any method work.