We must first find everyone on the device, and then click on everyone's icon to enter the interface of Renren app.
2. To enter everyone's main interface, we need to click the chat option in the navigation bar to enter the chat interface.
3. In the chat interface, we can see the "+"sign in the upper right corner. Click here to select the upper right corner.
4. Then we can see the option of adding friends in the "+"interface, and we can click this option.