Reminder: Exchange 2013 End of Support
Exchange Server 2013 will reach its end of support on April 11, 2023.
Although Exchange 2013 installations will continue to work, it is hightly recommended for you to migrate to to Microsoft 365, Office 365 , or, if you must, Exchange 2019 as Microsoft will no longer provide:
- Technical support for problems that may occur.
- Bug fixes for issues that may impact the stability and usability of the server.
- Security fixes for vulnerabilities that may make the server vulnerable to security breaches.
- Time zone updates.
Microsoft has listed a particular requirement regarding Active Directory and Exchange Online:
Resources:
Exchange 2013 end of support roadmap – Microsoft 365 Enterprise | Microsoft Learn
Microsoft Exchange Server 2013 to Office 365: Hybrid Migration Step-by-Step | CBT Nuggets