A method of operating an electronic device with a touch-sensitive display, one or more processors, and memory, the method comprising: detecting a first user input; in response to detecting the first user input, displaying on the touch-sensitive display a user interface including concurrently displaying, on the touch-sensitive display, a first affordance and a second affordance; while displaying the user interface that includes the first affordance concurrently displayed with the second affordance, detecting a second user input (620-2, 620-4) including detecting a contact on the touch-sensitive display; and in response to detecting the second user input while displaying the user interface that includes the first affordance concurrently displayed with the second affordance: in accordance with a determination that the contact corresponds to selection of the first affordance that is concurrently displayed with the second affordance, wherein selection of the first affordance includes movement of the contact from a first predetermined location on the touch-sensitive display to a second location different from the first location on the touch-sensitive display, causing the electronic device to turn off; and in accordance with a determination that the contact corresponds to selection of the second affordance that is concurrently displayed with the first affordance, wherein selection of the second affordance includes movement of the contact from a third predetermined location on the touch-sensitive display to a fourth location different from the third location on the touch-sensitive display, causing initiation of a telephone call to a determined number. detecting a first user input; in response to detecting the first user input, displaying on the touch-sensitive display a user interface including concurrently displaying, on the touch-sensitive display, a first affordance and a second affordance; while displaying the user interface that includes the first affordance concurrently displayed with the second affordance, detecting a second user input (620-2, 620-4) including detecting a contact on the touch-sensitive display; and in response to detecting the second user input while displaying the user interface that includes the first affordance concurrently displayed with the second affordance: in accordance with a determination that the contact corresponds to selection of the first affordance that is concurrently displayed with the second affordance, wherein selection of the first affordance includes movement of the contact from a first predetermined location on the touch-sensitive display to a second location different from the first location on the touch-sensitive display, causing the electronic device to turn off; and in accordance with a determination that the contact corresponds to selection of the second affordance that is concurrently displayed with the first affordance, wherein selection of the second affordance includes movement of the contact from a third predetermined location on the touch-sensitive display to a fourth location different from the third location on the touch-sensitive display, causing initiation of a telephone call to a determined number.