That sounds a little crazy that it can't reproduce in my opinion. When it
"did" reproduce was the brightness at one of the extremes? Eg full high on
shutdown or full low on shutdown?

On Thu, May 25, 2017, 03:21 Kai-Heng Feng <kai.heng.f...@canonical.com>
wrote:

> Mario, can you take a look?
>
> A quick summary:
> 1. Boot the system.
> 2. The value systemd-backlight read from intel backlight is 0.
> 3. systemd-backlight restore the value it from /var/lib/systemd/backlight.
> 4. Brightness value being overwritten to maximum value, 1500.
>
> After I changed the brightness slider in BIOS:
> 1. Boot the system.
> 2. The value systemd-backlight read from intel backlight is a sane value,
> not 0 anymore.
> 3. systemd-backlight restore the value it from /var/lib/systemd/backlight.
> 4. profit.
>
> Restore defaults in BIOS cannot revert the behavior back to the bad one.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1686268
>
> Title:
>   Backlight brightness level not restored after reboot
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1686268/+subscriptions
>

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https://bugs.launchpad.net/bugs/1686268

Title:
  Backlight brightness level not restored after reboot

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