PowerPoint Copilot's "Explain this presentation" skill, rolling out in September 2026 for Windows desktop, provides users with an impartial summary of presentations, including main ideas, key takeaways, numbers, visuals, speaker notes, and open questions, enhancing understanding without requiring user action.
Applies to: Microsoft 365 apps
Source: mc.merill.net — data via Merill Fernando's open archive (MIT).