# Usding xmodmap
#   Disable
xmodmap -e 'keysym Caps_Lock = '

#this will remap Caps Lock to act as Esc
xmodmap -e "keycode 66 = Escape NoSymbol Escape"     

# reset it to caps lock
xmodmap -e "keycode 66 = Caps_Lock"

## using  setxmap
#  Disable
setxkbmap -option ctrl:nocaps
#  or
setxkbmap -option caps:none

#set caps to esc
setxkbmap -option caps:escape

#SWAP Caps and Esc
setxkbmap -option caps:swapescape

# reset
setxkbmap -option