As an alternative to using the Insert/Edit Media button to insert local and remote files or URL into post pages, you can use wiki syntax to embed the link into content to view with the built-in file viewer.
For a list of supported video and file types, see See Supported video and file upload formats.
The file viewer is supported in blog posts.
URL is the URL (local or remote) of the file or Web page being embedded.
WIDTH is the optional requested width, in pixels, of the rendered file.
HEIGHT is the optional requested height, in pixels, of the rendered file.
The file viewer is used automatically when you use the Insert/Edit Media button from the enhanced editor toolbar.
To embed a YouTube video, specify the URL of the individual video page in your viewer, for example:
When the post is saved, this URL renders as an embedded video.