Is cortana useful?

Cortana is useful. It is Microsoft’s intelligent voice and is very convenient to use. It’s similar to Apple’s SIRI.

As long as you say: Hello, Xiaona. Cortana will pop up automatically and can help you solve a series of problems. When you are in a bad mood, it can tell you jokes, recommend you scenic spots, hotels, food, etc., track your express delivery at any time, and push intelligent information.

Cortana's central information storage is named "Notebook", which will save the user's location, personal information, calendar, and contact information. Based on the information in the notebook, Cortana will push it at the appropriate time and place. Appropriate content for users. After using it for a period of time, Cortana will learn more and more about the user's behavioral habits and make more personalized intelligent recommendations.

But there will also be powerful privacy features that allow users to set the permissions, storage location, and even directly edit the notebook of Cortana. For example, users can set Cortana to observe emails, text messages, etc., so that Cortana will automatically add reminders for meetings, reservations, etc. based on the text.