On Plasma 5.9 beta, if the sound is mute and I click the sound icon in the systray, it automatically unmutes the sound. It happens if I do it the first time in my session, but if I do it another time in the same Plasma session, the bug does not occur.
Git commit 1c9f50c88e969735cdf254c35ef700e34cc276ab by David Rosca. Committed on 25/01/2017 at 09:41. Pushed by drosca into branch 'Plasma/5.8'. VolumeSlider: Ignore all value changes until Component is completed Mute is no longer changed on first open of popup, feedback is also no longer played in this case. FIXED-IN: 5.8.6 Differential Revision: https://phabricator.kde.org/D4269 M +7 -2 applet/contents/ui/ListItemBase.qml M +7 -2 src/kcm/package/contents/ui/VolumeSlider.qml https://commits.kde.org/plasma-pa/1c9f50c88e969735cdf254c35ef700e34cc276ab