linux_hardware.tools

xdotool key XF86MonBrightnessUp //brightens the screen
xdotool key XF86MonBrightnessDown//dims the screen

#made tapping possible in touchpad in i3-wm
xinput list
xinput set-prop "DLLC6B2:00 06CB:75BF Touchpad" "libinput Tapping Enabled" 1
#made natural scrolling possible
xinput set-prop "DLLC6B2:00 06CB:75BF Touchpad" "libinput Natural Scrolling Enabled" 1

#for manually changing brightness change value of /sys/class/backlight/intel_backlight/brightness file #note never set it to 0 or for safe measures below 25

xmodmap -pke | gives keyboard mapppings