Ceci est une ancienne révision du document !
Debian Linux 12 “Bookworm” has been released. As of 23/July/2023, Debian 12.6 point was released on the 29 june 2024. The new version offers updated packages and five years of support. This page provides a step-by-step guide to updating Debian 11 Bullseye to Debian 12 Bookworm using command-line options, including upgrading all installed packages.
The procedure is as follows:
/etc/apt/sources.list
using a text editor and replace each instance of bullseye with bookworm. Next find the update line, replace keyword bullseye-updates with bookworm-updates. Finally, search the security line, replace keyword bullseye-security with bookworm-security.sudo apt update
sudo apt upgrade --without-new-pkgs
sudo apt full-upgrade
Let us see all commands step by step to upgrade Debian 11 Bullseye to Debian 12 Bookworm safely running in the cloud or bare metal environment.