Huawei p40
EMUI 10. 1
Wechat 8.0. 16
1. Open WeChat, click Me in the lower right corner and select Service.
2. After entering the service, select Medical Health and click Enter.
3. Click on the electronic health card, and then click to open the QR code of the health card.
4. Slide down, find the security settings, and then click Enter.
5. Locate the unbind and click Open.
6. Select the medical card to unbind, click Unbind, and then click OK to unbind.