just read that it is better to put the file inside /etc/X11/xorg.conf.d/ so it may not overwritten at update time
#so on comment #49 replace
cd /usr/share/X11/xorg.conf.d/
#with this
cd /etc/X11/xorg.conf.d/
#if folder doesn't exist, create it
sudo mkdir /etc/X11/xorg.conf.d/
just read that it is better to put the file inside /etc/X11/ xorg.conf. d/ so it may not overwritten at update time X11/xorg. conf.d/ xorg.conf. d/ xorg.conf. d/
#so on comment #49 replace
cd /usr/share/
#with this
cd /etc/X11/
#if folder doesn't exist, create it
sudo mkdir /etc/X11/