Possible Solution: Tools>Preferences>Interface>Reset preferences.[ For VLC 3.0.0-git Vetinari nightly released on 2017-11-18] I had a problem playing "Hannibal.mkv" with VLC 2.2.6 Umbrella on Windows 7 Ultimate SP1 32-bit. The codecs were same. Resolution was 848*480. The video was lagged,...