1. After installing the WeChat software on the smart phone, click the WeChat button on the screen of the mobile phone and click Open, as shown below, to enter the next operation.
2. On the opened WeChat main page, find the names of friends who communicate frequently, and click Open to enter the next operation, as shown below.
3. Click on the avatar at the top right of the next page menu, and click Open.
4. In the opened menu, find "Set current chat background", as shown below, and click Open to enter the next operation.
5. After entering the picture selection menu, there are three options; Bian Xiao selected the option of "Select from mobile phone albums" and clicked Open to enter the next operation.
6. Continue to select the chat background image in Camera Roll.
7. In the opened "Camera Roll", select a green eye protection picture, and click Select to enter the next operation.
8. After opening the selected picture, click "Use" at the top of the menu to complete the chat background setting.