Sakai CLE is designed to work with modern browsers. Use the latest versions of Firefox (Mozilla), Safari (Apple), Chrome (Google), and IE 9 (Microsoft Internet Explorer aka IE) and IE 8. Sakai does not work with IE 7 and earlier, or with Firefox 10 and earlier. For more information, visit https://confluence.sakaiproject.org/display/QA/Browser+Support
To determine the version of the browser you are using, click the browser’s Help menu, then click About Internet Explorer, About Mozilla Firefox or other browser.
Clearing your Cache
Each browser interprets a website in a slightly different manner, which means that it may appear differently using different browser versions. It is important to keep your browser up-to-date to be able to access newer features. Also note that often older versions are no longer supported.