https://bugs.winehq.org/show_bug.cgi?id=39296
--- Comment #8 from Béla Gyebrószki gyebro69@gmail.com --- (In reply to Alex Henrie from comment #7)
Okay, I understand that you have to click on the checkbox in the Psychoballs demo installer twice to check it when you should only have to click on it once. I sent a patch, but it has not yet been reviewed:
The patch fixes the problem with the buttons as well as the originally reported problem in SpinTires installer.