Wechat version 8.0.27
Mobile phone model: Glory 9x
1, open the mobile phone wechat, click me at the bottom right, and click the position of your avatar on this page, as shown in the figure below;
2. Click on the QR code business card inside;
3. Just click Save Picture in the lower right corner.
4. Open the mobile phone photo album and see the saved QR code business card.
So others can scan the code and add you as a friend.