Cortana is a virtual assistant developed by Microsoft for Windows, Xbox, and other platforms. It’s designed to help users with tasks, reminders, and information retrieval using natural language processing. Users can interact with Cortana using voice commands to set reminders, check the weather, send emails, and more.Integration with It Seamlessly integrates with other Microsoft products like Outlook, Office, and OneDrive, enhancing productivity. Learns user preferences over time to provide tailored suggestions and reminders. It can control smart home devices from manufacturers like Philips Hue and Nest.