M365 Change Tracker

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Launched

Outlook: Copilot Chat available in shared and delegate mailboxes

Why it matters: Generally available

Shared mailbox users and delegates with Read and manage (full access), and/or mail folder-level permission will now be able to access Copilot Chat directly from their shared and delegate mailboxes in new Outlook.

Target March CY2026Cloud WorldwidePlatform WebSource updated 2026-06-17

Affected: Outlook

Change history

2026-06-23 · First seen

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