1. In the Education APP function interface, click "Family Number" at the bottom to enter the relevant interface;

2. Add a contact, click "+"in the lower right corner to pop up the add page, and select the way to add a contact;

3. Click the "Save" button in the upper right corner to complete the setting.

4. The family number can be used as an emergency contact for children to enter the learning mode; When the child's mobile phone is locked, the home number and the allowed one-button emergency number are displayed.