How to change the background image of WeChat?

If you use a vivo phone, the method to change the background of WeChat chat is as follows:

Go to WeChat-Me-Settings-Chat-Chat background and change it.

If you have more questions, you can go to official website /vivo Mall APP-My-Online Customer Service or the webpage link of vivo official website webpage version-Slide to the bottom-Online Customer Service-and enter the manual customer service for consultation and understanding.