Cross-product topic

PowerShell and APIs

A cross-product view of Exchange Online changes related to PowerShell and APIs.

Latest PowerShell and APIs changes

5 November 2026

Action required: Exchange Online Admin API MailboxFolderPermission response update

Message CenterMC1540342 on mc.merill.net ↗Plan for change

PowerShell and APIs

Microsoft will update the Exchange Online Admin API v2.0 MailboxFolderPermission endpoint to return the User property as a structured object with DisplayName, Name, and PrimarySmtpAddress by early November 2026. Organizations must update applications to handle this change to avoid errors.

5 November 2026

Action required: Update permissions for Exchange Online Admin API

Message CenterMC1540345 on mc.merill.net ↗Major updatePlan for change

PowerShell and APIs

Microsoft is updating Exchange Online Admin API v2.0 permissions, replacing Exchange.ManageV2 and Exchange.ManageAsAppV2 with new permissions by November 2026. Affected applications must transition, obtain admin consent, verify RBAC roles, test, and remove old permissions to maintain access. No endpoint changes occur.