2
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1answer
559 views

ThinkPad LCD backlight steps issue on Linux

I have a Thinkpad Edge E130, and the LCD screen's backlight has 15 hardware steps. $ cat /sys/class/backlight/acpi_video0/max_brightness $ 15 I'm currently running Linux with LXDE as desktop ...
2
votes
1answer
5k views

How to fix F5, F6 keyboard illumination keys not working?

Macbook Pro has the "keyboard illumination keys" F5 and F6. For some reason, there is a small "no entry" sign whenever I hit those keys. The keyboard's illumination doesn't seem to change at all, ...