You can edit a message you have posted in a discussion, whether the discussion was started by you or by another user.
To edit a message:
1. Move the mouse pointer to the side (left or right) of the message area until the Edit button appears.
2. Click the Edit button to activate the message area.
3. Edit the text and click or anywhere outside the text area.
4. To change the discussion title, double-click on it and type in the new text.