Hi, VLC 3.0.1 has been released recently. There is interesting note in its [changelog]: ... Qt Interface: * Improve scaling on HiDPI displays ...
Try this new version of VLC please to check if the bug is still reproducible. [changelog] http://git.videolan.org/?p=vlc/vlc-3.0.git;a=blob;f=NEWS;hb=399713b542d29c81300d23a657fd2ec22bc927b6 Best wishes, Boris