To "answer" a You need to know topic "correctly", you must open each link and then open each page in the series that appears so that each of those pages opens.

When you have displayed the last page you must click on menu to come back to the initial page then repeat this procedure on the next link on this main page.

When you have reviewed all the links on this main page, you must click Next.

By this means, MEDIAplus will assume that you have read all the pages for this topic and mark this topic green in your topics menu.