Unplug the power cable?
Shirley you jest?.
Don't you think that the AI system knows this....?
The AI system recognizes the threat of the human hand on the switch.
The response is to hack into nuclear war systems and start a nuclear war so humans get eradicated,
Note to self...Preppers Rule
Quadruple up on ammo, coffee, cans of food, cigarettes and medical supplies.
Ham radio channels for communication.
Over and out.