Jean Louis <bugs@gnu.support> writes: > Is there a way to change TODO state for intersection of headings, > for example, for some headings by tag to change the TODO state at > once?
IIUC, you can use `org-map-entries` to apply the function `org-todo` (or a different function if you want) to a collection of nodes in a file that are specified through tags/properties matches: (org-map-entries #'org-todo "LEVEL=1" 'file) will apply it to top-level nodes only. See (info "(org)Using the Mapping API") and (info "(org)Matching tags and properties") -- Nick