How to establish and use WeChat group QR code business cards? How long is the validity period?

1. Step 1: Open the main interface of WeChat and click the plus sign in the upper right corner;

2. Step 2: Click the+sign to pop up a box and select the "Initiate Group Chat" button;

3. Step 3: Check the person to be dragged into the group and click the "Finish" button;

4. Step 4: After that, enter the group chat interface and click the buttons at three points in the upper right corner of the interface;

5. Step 5: After jumping to the following interface, click "Group QR code" in the red box;

6. Step 6: After clicking, "Group QR Code Business Card" will appear, and a prompt valid for 7 days will appear in the red box;

7. Step 7: Long press the QR code picture, and the "Save Picture" button will appear. Click Save Picture to save it to an album. If you click on the three points in the upper right corner, you can also forward them;

8. Step 8: After other people receive the QR code you sent, long press will bring up the "Recognize the QR code in the picture" option, and then join the group chat.