The update is only free to people who already own Prism 6. It is essential that you include your serial number with this request. While running Prism 6.0a/6.0b/6.0c/6.0d/6.0e/6.0f/6.0g, drop the Help menu and choose Check For Updates. If you have any trouble getting the update to work, please email requesting a link to a full installer. Prism Mac 6.0h is also a free update that fixes some bugs. If you have any trouble getting the update to work, please email requesting a link to a full installer. If you have a problem with the updating process, download and run this updater instead. Prism Windows 6.07 is a free update that fixes several bugs. Please check our Updates page to find the latest version.