PkgdView Terminal includes a sample HTML folder that demonstrates the capabilities of built-in Web/HTML viewer. If you want to view its content, you need to create a session tab for "Local HTML" and select the folder as shown below:

After selecting "1 - Built-in Viewer" folder, save and close the session tab by tapping the check icon button.

Once you're back to the main screen, you can view the content by tapping its corresponding session tab.