Let's take Baidu Know as an example.
1. After searching "Baidu knows", click "I want to ask a question".
2. In the input box, enter the title of the question you want to ask, and in another dialog box, enter the description of the question. After confirmation, click "Submit" and your question will be posted on Baidu. Users may help you answer after seeing it.
Extended data
How to hide the answer
For questions that you don't want others to see, you can go to the "My Answer" in the "Personal Center" to hide:
1. Check the question to hide.
2. Click the "Hide Answer" button, and when you see the prompt "Operation successful!" Then the answer was hidden successfully. When you click on the user name to view "Know the answer", the hidden answer will no longer be displayed.
3. Click the "View Hidden Answers" link to view all hidden answers in the newly opened page. Answer in the boxes on this page, and then click Unhide to make them visible again.
Baidu Encyclopedia: Baidu knows