https://bugs.kde.org/show_bug.cgi?id=466181
--- Comment #1 from bin.w...@mail.binwang.me --- I founded some logs with "journalctl --no-pager --grep powerdevil": Jan 07 12:16:45 bin-station dbus-daemon[6219]: [system] Successfully activated service 'org.kde.powerdevil.chargethresholdhelper' Jan 07 12:16:45 bin-station dbus-daemon[6219]: [system] Activating service name='org.kde.powerdevil.backlighthelper' requested by ':1.95' (uid=1000 pid=13478 comm="/usr/lib/org_kde_powerdevil") (using servicehelper) Jan 07 12:16:45 bin-station backlighthelper[14144]: org.kde.powerdevil: no kernel backlight interface found Jan 07 12:16:45 bin-station dbus-daemon[6219]: [system] Successfully activated service 'org.kde.powerdevil.backlighthelper' Jan 07 12:16:45 bin-station org_kde_powerdevil[13478]: org.kde.powerdevil: org.kde.powerdevil.chargethresholdhelper.getthreshold failed "Charge thresholds are not supported by the kernel for this hardware" Jan 07 12:16:46 bin-station org_kde_powerdevil[13478]: org.kde.powerdevil: org.kde.powerdevil.backlighthelper.brightness failed Jan 07 12:16:46 bin-station org_kde_powerdevil[13478]: org.kde.powerdevil: DPMS extension not available Jan 07 12:16:47 bin-station systemd[8766]: Started Powerdevil. Jan 07 12:16:47 bin-station org_kde_powerdevil[13478]: org.kde.powerdevil: Handle button events action could not check for screen configuration Jan 07 12:16:47 bin-station org_kde_powerdevil[13478]: org.kde.powerdevil: The profile "AC" tried to activate "DimDisplay" a non-existent action. This is usually due to an installation problem, a configuration problem, or because the action is not supported Jan 07 12:16:47 bin-station org_kde_powerdevil[13478]: org.kde.powerdevil: org.kde.powerdevil.chargethresholdhelper.getthreshold failed "Charge thresholds are not supported by the kernel for this hardware" Jan 18 00:00:56 bin-station systemd[8766]: Stopping Powerdevil... Jan 18 00:00:56 bin-station systemd[8766]: Stopped Powerdevil. Jan 18 00:00:56 bin-station systemd[8766]: plasma-powerdevil.service: Consumed 3min 13.522s CPU time. -- Boot d65eca90a93c4ae48b8119ee58633b56 -- Jan 18 00:02:49 bin-station systemd[8063]: Starting Powerdevil... -- You are receiving this mail because: You are watching all bug changes.