Ctrl b, w
listará todas as janelas. Para religá-lo, você pode colocar essas linhas no seu .tmux.conf
# -n means it doesn't require ctrl+b as prefix.
bind-key -n F2 next-window #f2 goes to next window.
bind-key -n F1 previous-window
bind-key -n f3 choose-window #f3 displays window list.