1. Open the mobile phone WeChat and click on the window where you want to chat with others.

2. At this point, in the edit box, press and hold the small globe icon in the lower left corner of the input method (take the Apple mobile phone as an example here), and then click the emoji button.

3. In the pop-up window, slide the bottom line to find the heart, and then click to select it. Because it has been used before, it will be directly displayed in the recently used expression.