How to change a child's health code into a master card?

The health code has been generated, and the main card can be unbound and modified. Click on the WeChat health code APP, and unbind the main health code on the health code management page.

Mobile phone: Huawei P50

System: Harmonious Operating System 2.0.0

Software: WeChat 8.0. 18

1. Click the local health code to open the application, search and click the local health code.

2. Click Health Code Management, and then click Health Code Management at the bottom of the page.

3. Click the three-point icon, and then click the three-point icon on the right side of the page.

4. Click Unbind, then click Unbind at the bottom of the page.