. Standard CAL is designed to help users be more productive from virtually any platformbrowseror mobile devicewith features in Exchange Server 2019 that help your users be productive no matter where they are
- while helping protect your organization's data. To enable Standard CAL features for a userthe user must be licensed with the Standard CAL. Email calendar contacts & tasks Outlook on the web (Internet Explorer Firefox Chrome Safari & Edge support) Apps for Outlook & Outlook on the web Site mailboxes Role-based access control (RBAC) capabilities..