1, send qq message. If the other party doesn't have online consultation function, you can send qq messages directly to the other party for text, voice or video communication.
2. Check each other's contact information. Some users have not opened the online consultation function, but left other contact information in their personal data, such as telephone number and email address. You can check each other's personal data and find other contact ways to communicate.
3. Find other consultation channels. If the other party has not opened the online consultation function and left no other contact information, you can try to consult through other channels. For example, if you need to consult a merchant's customer service, you can try to find a customer service phone number or online customer service on merchant official website.