How to remove confirmation message.

[Chillin]

Hello, as you all know whenever you do a action, forum gives a confirmation message like: 
[img width=400]http://puu.sh/kykfP/4ba6d1fd52.png[/img]

this is just an example it gives when you make new thread / do any query. i saw on a mybb forum it doesnt exixt there.
so i want to know how to remove this message.

[.m.]

admin panel >> configuration (settings) >> General Configuration >> Show friendly redirect pages --> un-tick & save settings

[Chillin]

Thank you.