Service Degradation Affecting a Subset of Users in Web Mail and Calendar

Update timeline

1. investigating May 12, 2026, 11:01 PM UTC

   We are currently investigating a service degradation with a subset of users in Web Mail and Calendar. Our team is actively working to identify the impact and root cause. We will provide an update as soon as more information becomes available. We appreciate your patience as we work to resolve this issue.

2. identified May 13, 2026, 12:53 AM UTC

   We have successfully identified the root cause affecting a subset of users in Web Mail and Calendar. Our team is actively working on a resolution, and we will keep you informed with timely updates as progress is made. Thank you for your patience.

3. identified May 13, 2026, 01:54 AM UTC

   We continue to work on a fix for this issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

4. identified May 13, 2026, 02:54 AM UTC

   We continue to work on a fix for this issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

5. identified May 13, 2026, 03:54 AM UTC

   We continue to work on a fix for this issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

6. identified May 13, 2026, 05:02 AM UTC

   We have fixed the issue where a subset of users may have experienced issues with Web calendar. We continue to work on the fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

7. identified May 13, 2026, 09:18 AM UTC

   We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

8. identified May 13, 2026, 05:56 PM UTC

   We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

9. identified May 14, 2026, 02:55 AM UTC

   We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

10. identified May 14, 2026, 10:54 AM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

11. identified May 14, 2026, 07:00 PM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

12. identified May 15, 2026, 03:08 AM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

13. identified May 15, 2026, 11:58 AM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

14. identified May 15, 2026, 10:59 PM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

15. identified May 16, 2026, 07:04 AM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

16. identified May 16, 2026, 03:03 PM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

17. identified May 16, 2026, 11:03 PM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

18. identified May 17, 2026, 07:00 AM UTC

    We continue to work on a fix for Web Mail issue and will provide updates as soon as there is more information to share. We appreciate your patience as we work to resolve this issue.

19. monitoring May 17, 2026, 08:27 AM UTC

    The service degradation affecting Web mail has been successfully resolved. Our team will continue to monitor the situation closely and keep you informed of any further developments.

20. resolved May 17, 2026, 08:39 AM UTC

    This incident has been resolved and the affected services have been restored.