When there is a new version of email2 available, you will be notified via the email2 toolbar and the new version can be automatically downloaded and installed with minimal hassle.
In most cases, these updates are mandatory. If you do not download these mandatory updates, you may not be able continue using email2. Regardless, downloading the newest version of the email2 toolbar is quick and easy, and provides increased functionality. While most updates aren’t mandatory, they are very desirable. Updates to the email2 Web Client and Mobile Web Client are automatic and you do not have anything to download or update.