How to set chat bubbles in WeChat?

The method of changing bubbles is as follows: 1. First, if you want to set up a chat bubble, you should download a software called "WeChat chat bubble". 2. After downloading, open WeChat, click "+"at the bottom right of the chat page, and then add "WeChat chat bubble" in the attachment column in "+". 3. Finally, you can see "WeChat Chat Bubble" in "+"