It is not difficult to open and print the health code. Let's go to the health code page first.
2.
Save the QR code and then save the screenshot of the QR code page, and then we need to log in to WeChat on the computer.
3.
Send file sends the saved QR code picture to the file transfer assistant.
4.
Connect the computer, make sure the computer is connected to the printer, and put the QR code picture into the document.