This should cover all the cases now
(set-window-scroll-bars (selected-window) 18 'left)
(set-window-scroll-bars (selected-window) nil nil)))
-(add-hook 'window-state-change-hook #'re/auto-scroll-bar) ; turn it on as needed
+(add-hook 'window-state-change-hook #'re/auto-scroll-bar)
+(add-hook 'post-command-hook #'re/auto-scroll-bar) ; turn it on as needed
(setq frame-title-format "%b"
mouse-prefer-closest-glyph t