Microsoft is adding even more AI features to Outlook, Word, Excel, and PowerPoint. While the software maker has been adding plenty of features to its paid Microsoft 365 Copilot over the past year, a range of free additions are coming to its Office apps in early 2026 that don’t require the $30 per month, per the user Microsoft 365 Copilot license. Microsoft first introduced the free version of Copilot Chat into Microsoft 365 apps in September, and it’s now improving how this chatbot works in