1. "How to change the education version of win 10 system back to the professional version, and provide you with graphic information on how to change the education version of win 10 system back to the professional version. First, open the Start menu, click the Settings button, and then select Update and Security in the Settings page.
2. Then click Activate on the left, and then click Change Product Key on the right. Enter the product key of win 10 Professional Edition, and click Next. You will be prompted that win 10 will become a special edition.