====== Debian 10.7 ======

<code>
# apt update
# apt dist-upgrade
</code>

<code>
# apt install bash-completion
</code>


<code>
...
enable bash completion in interactive shells
if ! shopt -oq posix; then
  if [ -f /usr/share/bash-completion/bash_completion ]; then
    . /usr/share/bash-completion/bash_completion
  elif [ -f /etc/bash_completion ]; then
    . /etc/bash_completion
  fi
fi
...
</code>