Settings directory: Because Windows environment variables do not apply in alternative operating systems, it naturally follows that %AppData% does not either. Alpha transparency does not work properly, so if you intend on using external interface customization files, you might have to edit them to look 'normal' on your operating system Icons do not display on tabs, so you'd probably want to disable the relevant option The interface sticks out like a sore thumb, with the gray Windows application window background in all its glory The application icon on the upper-left will not display properly if you allow the window manager to control the window The µTorrent interface flickers occasionally Graphical oddities: There are several oddities in the interface running µTorrent under Wine.