sudo apt update && sudo apt full-upgrade --autoremove -y
sudo reboot
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sudo sed -i 's/bookworm/trixie/g' /etc/apt/sources.list
sudo find /etc/apt/sources.list.d -type f -exec sed -i 's/bookworm/trixie/g' {} \;
sudo apt update
--
sudo apt upgrade --without-new-pkgs
sudo apt full-upgrade
sudo reboot
--
lsb_release -a
--
sudo apt --purge autoremove -y
sudo apt autoclean