Usually, laptop screens are dim set to the lowest level of brightness when the charger is not present, and brighten up to the max level if the charger is present/connected. However, on my Dell Inspiron 7559 Skylake laptop, this does not happen. My laptop is always on 100% brightness. How can I retrieve this "feature"?
Ubuntu – Brightness Profiles Ubuntu 14.04.5
14.04brightnessdell
Best Answer
Introduction
The script below is modified version of my previous scripts, written in python and using dbus exclusively for polling ac_adapter presence and setting the screen brightness.
Usage
Usage is simple: call from command line as
The script defaults to 100% brightness on AC , 10% on battery. Users can use
-a
and-b
to set their desired brightness levels on ac and battery respectively.AS given by
-h
option:For example, one can do any of the following:
Source
Also available on GitHub