SAP WPB: How do I publish a video to the portal?

Hi experts.

Please write a step-by-step instruction on how to publish a video on the portal using WPB.

Below I will use screenshots to show how I am trying unsuccessfully to do this:

1. I create a Book and Insert mp4 video to the Book Page:

2. This is how Workarea looks like:

3. This is how Publishing Rule and SCORM sections look like:

4. The Play button does not work after publication:

But this book is normally played in the Producer.