We really can't disable accounts. However, we can prevent this account from signing in to Forums (ban it) and mark the same user as inappropriate in the Profile app.
I can make the changes if it's okay with you.Forums Test Lead
I will move the thread to the "Forums Issues (not product support)". Someone their can help you close your account.
Regards, Aland LiPlease mark the replies as answers if they help and unmark if they don't. This can be beneficial to other community members reading the thread.
We really can't disable accounts. However, we can prevent this account from signing in to Forums (ban it) and mark the same user as inappropriate in the Profile app.
I can make the changes if it's okay with you.Forums Test Lead