1. First, open the home page of the mobile phone desktop and slide to the right to enter the negative screen.
2. Expand more function options in the homepage display area.
3. Click on the upper right corner to edit.
4. Delete the shortcut functions that are not commonly used, and click Add Health Code.
5. After setting, click Enter in the upper left corner.
6. Open the negative screen like this, and click the health code directly to open it quickly.