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MC1181996 — Migration update for Office 365 connectors retirement in Teams – webhook URL support

MC1181996Microsoft TeamsplanForChangeUpdated: 15 April 2026

Office 365 Connectors in Teams will be disabled May 18–22, 2026. Migration to Workflows webhooks is required, supporting MessageCard payloads and private channels. Limitations include no bot icon customization and no interactive buttons for MessageCards. Begin migration early and test workflows before the deadline.

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