Reply To: Migrate Media from non-wordpress to wordpress

• John Huebner

• October 5, 2016 at 12:25 am

You need to
1) Insert the image into the media library https://codex.wordpress.org/Function_Reference/wp_insert_attachment
2) Use update field (using the field key) and the ID returned from step 1 to add the image to the acf image field.