Why not give the possibility to use a mp4 video file as header of website? Can you insert this possibility to a newer version of themler?

In the standard Wordpress Twenty Sixteen (and earlier themes) have an option to add a number of header images from within the Wordrpess CMS in the theme options. This is really easy for a CMS end user...

Hi, Now I've got a slider on each page so every page has his own image. I want to use the featured image from every page to show up in the header. But I can't place it there, because is has to be...