 possibility of harmful or even malicious software, 
    you should download software only  from parties that you trust.</p></li>
    
  <li>Once the software is downloaded and the necessary
    files installed on your computer, you will be prompted
    to restart the Toolbox.&nbsp;  Click <b>Yes</b> 
    when asked to exit and restart the Toolbox, which completes the update procedure.</li>
</ol>
You will always have the option of <a href="revert-update.html">reverting to a
previously installed version</a>.