https://bugs.winehq.org/show_bug.cgi?id=57515
--- Comment #3 from Patrick Hibbs hibbsncc1701@gmail.com --- (In reply to Patrick Hibbs from comment #2)
This is controlled by the registry key HKCU\Explorer\Desktops\Default\EnableShell.
Derp. That's supposed to be: HKCU\Software\Wine\Explorer\Desktops\Default\EnableShell Sorry.