How to delete other people's replies in the space?

Delete the reply to others and use the QQ client of mobile phone:

1. When there is an error in replying to other people's reply, first open the home page, and dynamically click the avatar in your friends to enter:

2. After entering the homepage, find the reply to be deleted and click the text;

3. The appearance is the same: delete; Cancel the word. Click Delete;

4. When I look at the reply again, I can't see the reply, and neither can others.