The Windows Media Player HTML5 Extension for Chrome is an
extension that enables Chrome users to play H.264-encoded videos
(aka MP4) on HTML5 pages by using the built-in capabilities found
in Windows 7.
- Requires Chrome 8.0 or later
- Windows 7
We are working on getting the extension submitted to the Chrome
store. For now you can install the extension following these
1. Download the extension from here (right click and
"Save Link As...") and save it on your local machine.
2. in Chrome, select the Chrome menu/tools/extensions.
3. You will need to check the developer mode box to install the
4. Drag&Drop the extension file on the extensions page.
Chrome will ask you to install the extension.
Windows Media Player
HTML5 Extension for Chrome Release Notes
A copy of the license agreement is available here (A copy of the file is
also installed with the Add-on).
This Extension is based on a Chrome Extension that parses HTML5
pages and replaces Video tags with a call to the Windows Media
Player plug-in so that the content can be played in the browser.
The Extension replaces video tags only if the video formats
specified in the tag are among those supported by Windows Media
Player. Tags that contain other video formats are not touched.
The Extension also checks if the browser version already
supports MP4 (H.264) video codec, if so the extension is not
The current version of the Extension still uses the Windows Media
Player Plug-in APIs to control video playback, so there are some
differences between the methods/properties defined in the emerging
HTML5 standard and those available in the Windows Media Player
plug-in. We are working to fix this limitation in the next