1) You will find the ‘Add Question’ Button at the end of the very top panel on the homepage.
2) Select a product regarding which you desire to post a question.
3) Enter your question in the ‘Question box’.
4) Write an answer in the ‘Answer box’.
5) Leave the “Make it public” tick ON.
6) Click “Save”.
7) Go to a particular product page and you will find your question posted there with the answer.
8) Kindly, refer to the given below images.