libsmbios is the library to change dell brightness, reassinging. Anyway it's the harwdare keys which does the thing (I think)
** Changed in: libsmbios (Ubuntu) Sourcepackagename: gnome-power-manager => libsmbios -- Laptop LCD brightness settings remain in BIOS https://bugs.launchpad.net/bugs/330652 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs