Upgrade To Debian 10 From Debian 9 Stretch

Insight: How to Upgrade To Debian 10 Buster From Debian 9

Debian 10 codename Buster is already has been released few days ago. It was released on July 6, 2019. Debian 10 is a LTS version and it will be supported for 5 years.

In this post, we will show you how to upgrade to Debian 10 from Debian 9 Stretch operating system.

Upgrade To Debian 10 From Debian 9 Stretch

You need to be logged in as a root so that you have a privilege. It is always a wise decision to backup your data before upgrading to latest operating system.

Now, you need to upgrade the currently installed packages to avoid future conflict while upgrading. Run the following command to check whether there are heldback packages in your system. Helback pacakges are those packages which cannot be installed or removed automatically.

sudo apt-mark showhold

If you see any packages with  on hold option, then you have to unhold the packages. Run the following command to unhold the packages.

sudo apt-mark unhold package_name

Now upgrade all installed packages with the following commands:

sudo apt update

sudo apt upgrade

Run the following command to run full upgrade process:

sudo apt full-upgrade

Run the following command to remove all automatically installed dependencies which are not needed anymore by any package:

sudo apt autoremove

Now, Open the /etc/apt/sources.list file and replace the  stretch with buster

sudo nano /etc/apt/sources.list

sudo sed -i 's/stretch/buster/g' /etc/apt/sources.list
sudo sed -i 's/stretch/buster/g' /etc/apt/sources.list.d/*.list

sudo apt update

sudo apt upgrade

sudo apt full-upgrade

sudo systemctl reboot

Run the following command to confirm the latest version of Debian:

lsb_release -a