Wednesday, September 28, 2011 public Before you upgrade your browsers: Currently, the newest browser versions of Internet Explorer (9 and 10) and Firefox (5 and above) are not supported browsers with Angel. (Safari and Google Chrome continues to be unsupported by Angel.) Using an unsupported browser will result in issues such as being disconnected from the server, being unable to select course mail recipients, or being unable to submit a test or a drop box. Preferred browsers to use with ANGEL are Internet Explorer 7 or 8 or Firefox 3 or 4. To find out what browser version you are using go to the Help menu in your browser Menu bar and click on About.