You’ll need to import the dates into a new field. The created/publish date fields are read-only.
See
CSV import: no date mapping possible? - #9 by guido
Anyone know a way to post date blog posts
You’ll need to import the dates into a new field. The created/publish date fields are read-only.
See
CSV import: no date mapping possible? - #9 by guido
Anyone know a way to post date blog posts