Color change not displaying correctly for trill- and vibrato lines
1 Create guitar vibrato (or Guitar vibrato wide, Vibrato sawtooth and Vibrato sawtoth wide
Also for Trill line, Upprall line, Downprall line, Prallprall line)
Select the element
Change the element colour in the element inspector
Select off the element. The symbol will remain black rather than change to the newly selected colour.
Workaround: Apply the colour change. Save the score. Restart MuseScore and reopen the file. The symbol will now appear as the updated colour.