Most of the time, just posting in your thread will be enough to draw our attention (looking for illegal bumps), so a lot of users just post and ask for the change, but yes, in the future, a PM will get it done pretty fast... No need to post in the support forum.
Private Message: change thread name
23 Minutes Ago
Private Message: Re: change thread name
Recipients: ID12345
9 Minutes Ago
Fast enough?