Refresh package lists and upgrade all installed packages:
sudo apt update && sudo apt upgrade -y
sudo apt full-upgrade
sudo apt autoremove
Reboot to ensure all updates are properly applied:
reboot
Change repository references in /etc/apt/sources.list
from “bullseye” to “bookworm”.
deb http://deb.debian.org/debian/ bookworm main
deb-src http://deb.debian.org/debian/ bookworm main
deb http://security.debian.org/debian-security bookworm-security main contrib
deb-src http://security.debian.org/debian-security bookworm-security main contrib
deb http://deb.debian.org/debian/ bookworm-updates main contrib
deb-src http://deb.debian.org/debian/ bookworm-updates main contrib
Update the package index and commence the upgrade:
sudo apt update
sudo apt upgrade -y
sudo apt full-upgrade
Remove obsolete packages and reboot for changes to take effect:
sudo apt autoremove
sudo reboot
Back to Debian
Leave a Reply