Microsoft Internet Explorer 7 Before Upgrading, Consider Downloading a Backup Browser SUMMARY: Install a backup browser before installing Internet Explorer 7 in case you later have difficulty using the software.   Note that on Windows Vista, Internet Explorer 7 comes pre-installed. Before downloading and installing Internet Explorer 7, you may wish to download and install an alternate browser in case you find difficulties using the latest version of IE. Here are links to tips and download locations for three such alternate web browsers: * Mozilla Firefox * Netscape * Opera     Add: Del.icio.us | Digg | Furl | My Yahoo!   Discuss This Tip Print This Tip Get E-Mail When New Tips are Online Return to the Microsoft Internet Explorer 7 page.