001 Terminal

Applications > Accessories > Terminal

$ sign means you are not root, I cannot update, install...

i type:
su

Password:
i type my password given at Debian installation

# sign, good, i am root

i check for updates
i type:
apt-get update && apt-get upgrade 
or
apt-get clean && apt-get update && apt-get upgrade -y && apt-get dist-upgrade -y 

i will now get Chromium for using with Google apps
i type:
apt-get install chromium

i will get Libre Office
i type:
apt get install libreoffice

i'll stop being root
i type:
exit
( i see the $ sign again)

i close Terminal
i type:
exit