1. Log in to QQ first, and then click the Find button to switch to the card encounter interface.
2, and then click on the friend to enter the chat interface, as shown:
3. Click the Add Friend button at the top of the interface, as shown:
4. The system will prompt that Friend Request has been sent successfully, waiting for confirmation from the other party, as shown in figure:
5. After the other party agrees, you can directly see all the information such as the QQ number of the other party.