(require 'package) ;; You might already have this line (add-to-list 'package-archives '("melpa" . "https://melpa.org/packages/")) (global-set-key [f8] 'neotree-toggle) (global-set-key (kbd "C-x p") 'previous-multiframe-window) (put 'downcase-region 'disabled nil) (setq-default indent-tabs-mode nil)