Yes, you can fill in the health code again after filling in the wrong information. You can change it once a day. The method is as follows: 1. Open Alipay to search the national government service platform, and click Enter. 2. Choose to enter the epidemic prevention health code. 3. Select my epidemic prevention health code information. 4. Choose to modify today's declaration information. 5. the choice is yes. 6. Fill in the information again and click Submit below.
Epidemic prevention code generally refers to health code. Health code is a personal two-dimensional code based on actual real data, which is generated by citizens or people who have returned to work on their own online declaration and background audit. As an individual entering and leaving electronic certificate locally, the QR code can be declared once, which is universal in the whole city.