Although Internet Explorer 8 has several updated features over previous versions, Microsoft still releases updates for IE 8 as flaws and vulnerabilities are discovered. By accessing the official Microsoft Windows Update page, a user can download and install these updates for his version of IE 8.
Open Internet Explorer, and go to the official Microsoft Windows Update page (see Resources).
Click the "Express" button. It may take several minutes for the list of available updates to load.
Look through the list of updates that appears. If there are any updates for Internet Explorer 8 available, they will be listed among them. Choose to download the updates.