Hi,
If you use theme setup and can’t import data, you can use WordPress Import via file freshio/dummy-data/content.xml.
View guide at:
Step 1: Login to your WordPress dashboard, and navigate to Tools Import. If the WordPress Importer is not yet installed, click Install Now. Install WordPress import
Step 2: At the bottom part of the WordPress dashboard, click Run Importer under WordPress row. You will be redirected to WordPress Import screen.
Step 3: Click Choose File and browse for the .xml file you have previously downloaded ( file on theme freshio/dummy-data/content.xml)
Step 4: Click Upload file and import, and assign an author if you need to assign different author on it, then click Submit.
Step 5: Wait for the importer to finish the import.