The keys actually do work - they just do the changes in very small increments and you don't get the OSD feedback. Doing many keypresses in same direction or holding down the key works.
Same problem is described at https://forum.kde.org/viewtopic.php?f=225&t=120570
The keys actually do work - they just do the changes in very small increments and you don't get the OSD feedback. Doing many keypresses in same direction or holding down the key works.
Same problem is described at https:/ /forum. kde.org/ viewtopic. php?f=225& t=120570