Courtesy accidentals not shown on key signature change from custom key signature
When a key change occurs from a custom key signature to any other key signature, courtesy accidentals are not show.
OS: macOS 10.14
MuseScore version (64-bit): 220.127.116.1171
Format>Style>Accidentals>♮ In Key Signature: After key signature if changing to fewer ♯ or ♭. Before if changing between ♯ and ♭