There is no way.
If your talking about multiplayer, you can't. If you are talking about offlline you just go into game setup or whatever and it should be in there..
match settings
match settings
No, But I do agree that there is to much of it in campaign...
turn off time is greater than turn n time why because on state is does not changed.
go into to options to turn it off.
you can turn it off in Call of Duty Black Ops
To set the timer on your bathroom exhaust fan to automatically turn off after a certain period of time, locate the timer switch on the fan and adjust it to the desired time limit. This will ensure that the fan shuts off automatically after the set duration, providing efficient ventilation in your bathroom.
you have sign in to different profiles with the contollers you want to play with then you go to split screen multiplayer a and the you can edit games option such as time limit,score limit .etc.
You can turn them all off including the blood
no you can not turn it off because its part of the game
no