(In reply to C J from comment #15) > 2. Qt6 apps now use the gnome theme colors (on mkvtoolnix (qt6) it isn't > perfect as it seems to use only one color tone, but on Fedora 5 month ago > the qt5 version was using the different colors tones to draw the different > window sections correctly in different tones). This now seems fixed. I don't know if it was the qt 6.4 update (I think ?), but the dark theme colors now are all there in mkvtoolnix 71.1. This now only leaves the other problem: > qt5 apps don't use the gnome dark theme (they use the qt dark theme). (but > qt6 apps correctly use the gnome dark theme). Thanks.