Bad subject line, perhaps? Problem is, on battery, kde is configured to dim
display, and switch off after 2 min.
But when someone hits a key of mouse, the display is not increasing
brightness. This used to work correctly on my lenovo laptop, but for the
past couple of months no longer. I can manually turn the display brightness
up with Fn-F6. The display is completely off, and for a long time I thought
kde was just hung, but now I see the display is just turned down all the
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