How does WeChat cancel the integration of Yangchengtong bus code and health code?

Wechat can cancel the integration of Yangchengtong boarding code and health code through the following steps:

1. Open a letter and enter the health code applet.

2. Click on the family member management.

3. After entering the page, delete the registration and have a look at the multi-code demonstration.

4. Long press the bus code and health code, and click Delete.