Message CenterMajor changeUser impactAdmin impactRetirement

MC1418559 — Action required: Retirement of EWS-based Personal Bookings controls (Microsoft Bookings)

MC1418559Microsoft BookingsplanForChangeUpdated: 7 July 2026

Microsoft is retiring EWS-based controls for Personal Bookings in Microsoft Bookings on August 5, 2026. After that, access will be managed only via OWA Mailbox Policy settings. Administrators must migrate existing EWS configurations to OWA policies before this date to maintain control.

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Applies to: Microsoft Bookings
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).