https://bugs.winehq.org/show_bug.cgi?id=46202
--- Comment #4 from luca.finizio.mgbx@hotmail.it --- (In reply to Nikolay Sivov from comment #3)
If you expect it to work for native application window, that's unlikely to happen. I suggest to start 'wine winecfg' separately, then AutoClicker and see if it can click in winecfg window.
Yes, it can click in winecfg window (except for the 'X' icon to close the window).