xfce4-terminal shows “Untitled” with zsh

xfce4-terminal shows untitled which zsh configured.

Solution:

• ❯ /bin/cat ~/.zshrc
export PROMPT_COMMAND='printf "\033]0;%s@%s:%s\007" "${USER}" "${HOSTNAME%%.*}" "${PWD/#$HOME/~}"'
precmd() { eval "$PROMPT_COMMAND" }