How to disable systemd-resolved

Disable and stop the systemd-resolved service:

sudo systemctl disable systemd-resolved
sudo systemctl stop systemd-resolved
sudo systemctl mask systemd-resolved

Then put the following line in the [main] section of your /etc/NetworkManager/NetworkManager.conf:

dns=default

Delete the symlink /etc/resolv.conf

rm /etc/resolv.conf

Restart NetworkManager

sudo systemctl restart NetworkManager