Tested on: Microsoft 365 Copilot with Outlook, PowerPoint, and Microsoft 365 Copilot Chat in work or school accounts. Menu names and Copilot entry points can vary by tenant, license, and rollout ring.
PowerPoint Copilot prompts work best when they describe the presentation job, not just the topic. “Make slides about quarterly performance” is too loose. A useful prompt tells Copilot who will watch the presentation, what source material to use,