Ubuntu Unattended Updates¶ Unattended updates Enabled by default. Check config¶ Check Systemd service enabled: $ sudo systemctl is-enabled unattended-upgrades.service enabled Check apt config: $ sudo apt-config dump APT::Periodic::Unattended-Upgrade APT::Periodic::Unattended-Upgrade "1"; Install¶ sudo apt-get install unattended-upgrades sudo dpkg-reconfigure --priority=low unattended-upgrades See also¶ AutomaticSecurityUpdates - Community Help Wiki