This options doesn't seams to exists in the official version of vlc, can you double check how it's named, maybe the version you have installed on your raspberry pi has some additions that aren't part of the main project Jill, as I noted in my last reply, the Preferences are not in VLC but in the GU...
I have VLC 3.0.12 installed on Raspberry PI for Desktop https://www.raspberrypi.com/software/raspberry-pi-desktop/ (debian 10 buster) on an old Inspiron Mini 1018 Laptop (notebook). This had a 1024x600 screen. If I change Preferences-> Appearance Settings -> Defaults -> 'For small screens' then the ...