Lead Developer
If adding content into the content area doesn’t make the other options display, it means javascript isn’t firing which could be caused by another plugin with some faulty javascript.
Give #1 on this page a try: https://generatepress.com/knowledgebase/debugging/
Documentation: http://docs.generatepress.com/
Adding CSS: http://docs.generatepress.com/article/adding-css/
Ongoing Development: https://generatepress.com/ongoing-development