change the last line of C-w and C-x w to fix the problem when using for multiple blank lines(it will tab in only one blank line)

init.el

replace last line of C-w and C-x w to
(when (not (current-line-empty-p)) (indent-for-tab-command)))))


;; use different bullet for a sub-list
(setq org-list-demote-modify-bullet
      '(("-" . "+") ("+" . "*") ("*" . "-") ("1." . "+") ("1)" . "+")
        ("a." . "-") ("a)" . "-") ("A." . "-") ("A)" . "-")))

;; Comment this line out, since it will cause the sub-list indentation problem,
;; the confliction of this with other config may cause the bug, not itself
;; (setq org-startup-indented t)