WP Videos plugin. This is a free plugin and is required to create and support video pages. You do not need to use Vimeo videos or a Vimeo account as the plugin also supports YouTube, WordPress videos, Shortcode videos and / or custom HTML embed code.
PHP 5.5 or higher. You can check your version using this plugin. You will need to contact your hosting provider if you need to upgrade your PHP version. Or ask us.