On Sun, 15 Jan 2017 18:58:43 +0100
Martin Ueding <lists(a)martin-ueding.de> wrote:
On my ThinkPad X220 Tablet running Fedora 25 I cannot change the
display brightness of the internal screen using `xbacklight`. It
No outputs have backlight property
The combination FN+PgDn that worked in KDE no longer works. It seems
that I have no control over the backlight any more. Any way to get it
back under control?
Likely you are logged into a wayland session? In that case xbacklight
won't work. You could choose a Gnome on X11 session.
Gnome should let you adjust the brightness however... does that slider