The QQ Space Talks display is only visible to you. You can cancel the permissions under the "Talks" module in QQ Space.
The specific steps are as follows:
1: Log in to QQ on the computer.
2: On the QQ panel, click the "QQ Space" icon to enter.
3: On the QQ space page, click "My Homepage" - "Talk about" at the top.
4: Find the talk that needs to be revoked in "My Talk", click "More" - "Edit", modify the visible range, select "Visible to everyone", and then click " Publish".
Note: The time is still the time previously published.