Public bug reported:
f.lux also has no effect.
also when i try to do
sudo echo 50 > /sys/class/backlight/acpi_video0/brightness
then it says 'bash: brightness: permission denied'.
Trusty Tahr 14.04 updated to current
** Affects: ubuntu-docs (Ubuntu)
Importance: Undecided
Status: Invalid
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https://bugs.launchpad.net/bugs/1545264
Title:
screen brightness slider has no effect
Status in ubuntu-docs package in Ubuntu:
Invalid
Bug description:
f.lux also has no effect.
also when i try to do
sudo echo 50 > /sys/class/backlight/acpi_video0/brightness
then it says 'bash: brightness: permission denied'.
Trusty Tahr 14.04 updated to current
To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/ubuntu-docs/+bug/1545264/+subscriptions
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