Aktualizace zdrojů z Stretch na Buster:

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

Aktualizace zdrojů z Buster na Bullseye:

sudo sed -i 's/buster\/updates/bullseye-security/g' /etc/apt/sources.list
sudo sed -i 's/buster/bullseye/g' /etc/apt/sources.list

Aktualizace zdrojů z Bullseye na Bookworm:

sudo sed -i 's/bullseye/bookworm/g' /etc/apt/sources.list

Aktualizujeme balíky:

sudo apt update
sudo apt upgrade
sudo apt dist-upgrade