DNS doesn't work for me after reboot either. My workaround is to manually add DNS entries to /etc/resolv.conf
nameserver 8.8.8.8 nameserver 8.8.4.4 I previously tried adding these via gnome-control-center, but it doesn't respect these settings. $ lsb_release -rd Description: Ubuntu 18.04.1 LTS Release: 18.04 $ apt-cache policy gnome-control-center gnome-control-center: Installed: 1:3.28.2-0ubuntu0.18.04.2 Candidate: 1:3.28.2-0ubuntu0.18.04.2 Version table: *** 1:3.28.2-0ubuntu0.18.04.2 500 500 http://us.archive.ubuntu.com/ubuntu bionic-updates/main amd64 Packages 100 /var/lib/dpkg/status 1:3.28.1-0ubuntu1 500 500 http://us.archive.ubuntu.com/ubuntu bionic/main amd64 Packages -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1434986 Title: Not working network connection after boot To manage notifications about this bug go to: https://bugs.launchpad.net/network-manager/+bug/1434986/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs