M365 Changelog: Reminder: Retirement of the classic Exchange admin center and availability of “View another mailbox”
Summary
The classic Exchange admin center is retired, and the "View Another Mailbox" feature is now in the modern EAC, which admins can access. Full retirement will be in mid-June 2024, and organizations should update training and documentation accordingly.
MC795354 – Originally announced in MC283874 (September ’21), the classic Exchange admin center has been retired. As Microsoft makes the final steps to fully retire the classic Exchange admin center, the company wants to ensure you are aware that the View Another Mailbox feature is available in the modern Exchange admin center (EAC).
Admins can access this new experience by clicking the ‘View another mailbox’ link from the modern EAC portal.
When this will happen:
The classic Exchange admin center will be fully retired in mid-June 2024.
How this affects your organization:
All components of the classic Exchange admin center will be retired in mid-June. Once this change is implemented, admins will not be able to use the classic Exchange admin center.
What you need to do to prepare:
Moving forward utilize the modern Exchange admin center. You may consider updating your training and documentation as appropriate.
Previous Exchange Online Changelog Messages
- M365 Changelog: Microsoft Defender for Office 365: Tenant Allow/Block Lists will support entry removal 45 days after last used date
- M365 Changelog: (Updated) Microsoft Defender for Microsoft Office 365: enhanced clarity in submission results
- M365 Changelog: (Updated) Retirement of AdminAuditLog and MailboxAuditLog cmdlets
- M365 Changelog: Microsoft Outlook for iOS: Mail categories
- M365 Changelog: (Update) Outlook Mobile: Removing the Sections view in the Feed tab
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