for i in {100..199}; do sudo usermod --add-subuids ${i}00000-${i}65536 root; sudo usermod --add-subgids ${i}00000-${i}65536 root; done # This takes a while
Restart **lxd**:
sudo service lxd restart
Set the remote authentication password:
lxc config set core.trust_password <your-password-here>
Change the default profile network interface:
lxc profile edit default # Change lxcbr0 to your value.