Clearer RSVP selection in Outlook Mobile

Outlook Mobile will visually highlight users’ RSVP responses (Yes, Maybe, No) to meeting invitations starting late April 2026, completing by early June 2026. This applies to all iOS and Android users worldwide, GCC, and GCC High tenants. The feature is enabled by default with no admin action needed. Introduction We’re improving the RSVP experience in Outlook Mobile by visually highlighting the response a user has selected (Yes, Maybe, or No). This makes it easier for users to quickly see how they’ve responded to a meeting invitation. When this will happen: General Availability (Worldwide, GCC, GCC High): Rollout begins in late April 2026 and is expected to complete by early June 2026. How this affects your organization: Who is affected: All users who access Outlook Mobile on iOS or Android Applies to Worldwide, GCC, and GCC High tenants What will happen: The selected RSVP option (Yes, Maybe, or No) will be visually highlighted View image in new tab Users can quickly confirm how they responded to a meeting invitation and edit as needed View image in new tab The feature is enabled by default No changes to existing meeting workflows or policies No impact to Outlook on the web or Outlook desktop clients What you can do to prepare: No admin action is required; the update will roll out automatically Consider notifying helpdesk staff of the visual change Update internal documentation if needed Compliance considerations: No compliance considerations identified, review as appropriate for your organization. Message ID: MC1269211

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