[2021-03-24T03:56:53.339 CET DEBG ][ org.kde.kstars.ekos.guide] - Received guide frame.
[2021-03-24T03:56:53.339 CET DEBG ][ org.kde.kstars.ekos.guide] - Multistar: findTopStars 250
[2021-03-24T03:56:53.365 CET WARN ][ kf.notifications] - Audio notification requested, but sound file from notifyrc file was not found, aborting audio notification
In macOS, I found the notifyrc file in Library / Application Support / notification5 / kstars.notifyrc