you@ubuntu:~$ wget -c https://releases.ubuntu.com/26.04/ubuntu-26.04.1-desktop-amd64.iso
you@ubuntu:~$ sha256sum -c SHA256SUMS --ignore-missing
ubuntu-26.04.1-desktop-amd64.iso: OK
you@ubuntu:~$
you@ubuntu:~$ sudo apt install git -y
you@ubuntu:~$ ssh-keygen -t ed25519 -C "you@example.com"
Generating public/private ed25519 key pair.
you@ubuntu:~$ ssh -T git@github.com
Hi you! You've successfully authenticated, but GitHub does not provide shell access.
you@ubuntu:~$
you@ubuntu:~$ sudo apt install openssh-server
you@ubuntu:~$ sudo ufw allow OpenSSH
Rules updated
you@ubuntu:~$ sudo ufw enable
Firewall is active and enabled on system startup
you@ubuntu:~$
you@ubuntu:~$ lsb_release -ds
Ubuntu 24.04.4 LTS
you@ubuntu:~$ sudo apt update && sudo apt full-upgrade
you@ubuntu:~$ sudo do-release-upgrade
you@ubuntu:~$ lsb_release -ds
Ubuntu 26.04.1 LTS
you@ubuntu:~$
you@ubuntu:~$ wget -c https://releases.ubuntu.com/26.04/ubuntu-26.04.1-desktop-amd64.iso
you@ubuntu:~$ sha256sum -c SHA256SUMS --ignore-missing
ubuntu-26.04.1-desktop-amd64.iso: OK
you@ubuntu:~$