Hi,
your xrandr --brightness solution only works on oled screens. Those
don't have a backlight. From a quick search it looks like you have a
LCD, right?
I am having exactly the same problem with my HP. I went as far as
decompiling the ACPI bios. When I tried to compile it again, it threw a
huge
On 11/19/2016 03:09 AM, David C. Rankin wrote:
> I'll go search to see if I can find the difference, but if you have a
> favorite link, I'd appreciate the help.
Got it. xrandr is software rendered darkening of pixel - no hardware control
involved. Thanks.
--
David C. Rankin, J.D.,P.E.
signa
On 11/19/2016 02:35 AM, Patrick Burroughs (Celti) via arch-general wrote:
> acpi_backlight=vendor is the default, acpi_backlight=none is invalid.
> The option you are looking for is acpi_backlight=video, which takes the
> backlight control away from the vendor driver and hands it back over to
> the
On Sat, 19 Nov 2016 03:27:43 +0900, Ken OKABE via arch-general wrote:
>>What's completely missing by the kernel related explanation is, that
>>upstrem provides, IOW maintains longterm linux,
>>https://www.kernel.org/ . Does KDE upstream maintain KDE Plasma LTS?
>
>Ralf, exactly, and that is to wh
On Sat, 19 Nov 2016 02:00:11 -0600
"David C. Rankin" wrote:
> [snip a whole bunch of maundering]
xrandr does not adjust the backlight. It adjusts the brightness, which
while it may have the same visible effect may have negative effects on
battery life and component wear compared to proper backlig
On 11/18/2016 11:17 PM, David C. Rankin wrote:
> On 11/18/2016 11:02 PM, David C. Rankin wrote:
>> I've got to get something figured out. This laptop will absolutely blind you
>> when you open a browser, or anything with a white background. I have the
>> backlight set at 40% in win10 and that works
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