How can I change the author that is assigned to a Page Builder page? The following instructions do not work:

To change the author name of a page created with SP Page Builder, please follow these steps:

Go to the page in the Joomla backend.
Click on the 'Options' tab.
Under the 'Author' section, select the desired author name from the dropdown list.
Click on the 'Save & Close' button to save the changes.