On the top right hand corner, you will see a box which says 'Thread Tools'. Click on it and then click on Edit Title. After that just change it and then click on
'Save Changes'. If you are unable to change the title, request the moderator of that forum section to do so for you. .
If you need anything else please don't hesitate to make another question or send me a private message. - Question Answered, moved to answered section.