Outlook: Copilot Chat available in shared and delegate mailboxes

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The role changes the reading angle, not the facts, date or level of evidence.

Reading for a salesperson

Who is affected: The audience described by the Microsoft update is represented by: Outlook: Copilot Chat available in shared and delegate mailboxes 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 Launched General Availability Targeted Release Worldwide (Standard Multi-Tenant) Outlook Web

Why it matters: The change matters because the official source describes: Outlook: Copilot Chat available in shared and delegate mailboxes 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 Launched General Availability Targeted Release Worldwide (Standard Multi-Tenant) Outlook Web

Urgency: Monitor

Next action: Review affected accounts with the customer using the official announcement.

Commercial opportunities

• Use the verified change to open a scoped customer conversation.

Technical actions

• Assess whether the documented change intersects the customer's current stack.

Questions to ask the customer

• Does this documented change affect a product or workload in scope?

Risks and objections

• The official source does not establish facts beyond the quoted material.

Points to confirm

• The effective date is unknown and must be confirmed before scheduling action.