GPT5 automatically decides how long it should think about your request. But you can change it's...err.. mind? You'll also be able to get Copilot to list the meetings you haven't RSVP'd to and quickly respond from the Copilot chat. But take care that you have all the info for making your decision. You might want to ask Copilot for some more info about the meetings. Or just look at them in Outlook.0:00 Welcome 2:29 Message preview for channels, mentions, and reactions notifications - MC11919166:33 Microsoft Planner: Support for Microsoft Information Protection (MIP) content sensitivity labels - MC11919169:43 Microsoft 365 Copilot: GPT-5 Mode selector adds Auto, Instant, and Thinking modes - MC119200316:04 Interpreter agent in Teams calls - MC119161222:39 Microsoft 365 Copilot: RSVP to meetings directly in Copilot chat - MC1191612