L'Antre du Tryphon

You can set the brightness of the display by issuing this command within a shell echo 3 > /sys/class/backlight/acpi_video0/brightness where 3 is the brightness level. Its value is from 0

Simply create a file named /etc/X11/Xsession.d/80overlayscrollbars and put into it the following line: export LIBOVERLAY_SCROLLBAR=0 or simply execute the following command echo “export LIBOVERLAY_SCROLLBAR=0” > /etc/X11/Xsession.d/80overlayscrollbars You need to do