How to set the health code to the desktop?

Need to add to the desktop button. 1. First, you need to enter on the WeChat payment interface-click on the city service function.

2. Then click the entry of epidemic prevention health code on the Kaesong service page to enter.

3. Enter the health code interface and click the button in the upper right corner of ....

4. Finally, in the open menu interface-click the Add to Desktop button-you can finish it.