Cara Upgrade Ubuntu ke Versi yg lebih baru

Login to root :

localhost:~#apt-get update
localhost:~#apt-get dist-upgrade
localhost:~#apt-get install update-manager-core
localhost:~#do-release-upgrade

Jika  command terakhir tersebut bermasalah di lanjut dengan commnand dibawah ini

localhost:~#do-release-upgrade -d