It might be you have an "N" version of Windows that comes without the media player codecs. Someone in that situation would have the same problem and can't play the opening cinematics is why I mention it.

To fix this goto https://www.microsoft.com/en-us/soft...diafeaturepack and get/run the relevant download, although you will likely need to do this each time there's a big Windows 10 update (every 6 months) .