ubuntu upgrade to latest version code example

Example 1: how upgrade the thins upgradable in ubuntu

echo "sudo apt update && sudo apt -y upgrade && sudo apt -y dist-upgrade && sudo apt -y autoremove && sudo apt autoclean" > update && sudo mv update /usr/local/bin/update && sudo chmod +x /usr/local/bin/update

Example 2: how to update ubuntu

sudo apt update && sudo apt upgrade -y

Example 3: upgrade ubuntu command line

sudo apt update
sudo apt upgrade

Example 4: 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'