For anyone who comes across this lately, this is what I had to do on a 4k monitor using Windows 11. I had the issue where the tools bar at the bottom was tiny. 1. You have to go to the folder where VLC is installed (usually "C:\Program Files\VideoLAN\VLC) 2. Right click on "vlc.exe" ...
Here to share the same gripes, really liked the old skin it was timeless, I will have to try installing an old version VLC for the time being. I might create a skin, if I do I'll share it here.