We'd like to know more. Are you referring to channel name? If yes, have you gone through all the steps listed in this article to change it: https://goo.gl/23zsfD ? Let us know if this helps.
@TeamYouTube is there a way to change my username again? I accidentally did something and it wont let me change it
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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