https://bugs.winehq.org/show_bug.cgi?id=50586
--- Comment #50 from Arnaud Dovi mr.dovi@gmail.com --- Thank you guys I confirm initial reported issue is fixed :)
Sorry for long time reply was busy finishing my Steam guide, will link back it here since you are maybe gamers and steam lovers, I use simple instruction on how to install a famous app for use as non-Steam game with Proton GE (wine-staging 6.4) with specific instructions on how to bypass the use of non necessary third parties such as lutris, winetricks https://steamcommunity.com/sharedfiles/filedetails/?id=2386287653
But about the secondary issue, if you think that is not critical to correct, do not bother to correct it, I really do not know the impact of this problem, maybe it affects a lot of my in this case yes it would be smart to do that, but if I'm the only one who reported it, I found a cleaner way to do it which is to create a new dosdevice under X: