ubuntu update upgrade command code example
Example 1: update ubuntu
sudo apt update && sudo apt upgrade -y
#or use it seperately
sudo apt update
sudo apt upgrade
#you make wanna run below command to remove unwanted
#and free up some space
sudo apt autoremove
Example 2: update linux command
# "To update Linux type:"
sudo apt-get update
# Enter your user's password.
Example 3: ubuntu update
sudo -- sh -c 'apt-get update; apt-get upgrade -y; apt-get dist-upgrade -y; apt-get autoremove -y; apt-get autoclean -y'