Figured bass continuation not drawn to end note in voice > 1
OS: macOS 10.15, Arch.: x86_64, MuseScore version (64-bit): 18.104.22.16811, revision: 20414b2
Try to enter underscore ( _ ) as a figure (meaning "continue same chord"). Upon closing the entry box, it disappears.
The workaround is to use a staff text of _ and flip it down, but that's awful. This recently worked.