Email and notifications release notes Enhancements and updates to email and notifications in the Helsinki release. Activation information Active by default. Browser requirements To preview notifications, Internet Explorer version 9 or later is required if you want to use Internet Explorer. New in the Helsinki release Notification preferences User notification preferences have been redesigned to provide a better user experience. Users can more easily see which notifications they are receiving for each of their devices, based on the table that the notification is based on. Users can also see which subscribable notifications they have chosen to subscribe to. See Select notifications and Add personal subscriptions. Email archiving By default, email messages are kept on the instance for a total of two years: one year in the Email table, and one year in the Email archive table. Then the email records are deleted. Administrators can control when and how long emails are archived with archiving and destruction rules.See Email retentionEmail retention.