To edit a question or answer you have posted, click the tool iconto the right of the post title and select Edit.
The Edit Question screen is the same as the Ask a Question screen. You can revise all fields.
To edit a comment you have made, hover anywhere over the comment to display the links, click More, and select Edit from the menu.
Note: To change a hyperlink, click anywhere on the hyperlink text in the editing screen and select Edit.
Note that you cannot select a different forum when you edit a question. If you posted the question in the wrong place, use Move to forum on the tools menuto move it to the correct forum.