M365 Archive

RM554936 - Outlook: Copilot Chat available in shared and delegate mailboxes

Microsoft 365 Roadmap

Summary

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.

Roadmap ID

554936

View in M365 Roadmap

Last Updated

Jun 17, 2026

Published Feb 5, 2026

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Status

Launched

Release

General Availability
Targeted Release

Platforms

Web

Service

Outlook

Tag

Launched
General Availability
Targeted Release
Worldwide (Standard Multi-Tenant)

Cloud

Worldwide (Standard Multi-Tenant)

Description

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.

GA date: March CY2026

Version history

2 versions tracked

Updated 1 time since Apr 7, 2026. Microsoft Message Center only ever shows the current version; this archive preserves the history.

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  1. Jun 17, 2026 · 11:15 PMLatest · v2

    Changed: Tags, Status

  2. Apr 7, 2026 · 11:15 PMOriginal · v1

    Changed: Initial version

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