A method, comprising: at an electronic device with a display, a touch-sensitive surface, and one or more sensors to detect intensity of contacts with the touch-sensitive surface: displaying a first user interface; while displaying the first user interface, detecting an input, on the touch-sensitive surface, with a detected intensity and detected lateral displacement; and characterised in that, in response to detecting the input: in accordance with a determination that the input satisfies intensity input criteria including that an adjusted intensity of the input satisfies an intensity threshold, performing a first operation, wherein the adjusted intensity of the input corresponds to the detected intensity of the input reduced by a first adjustment factor that is based on the detected lateral displacement of the input; and in accordance with a determination that the input satisfies lateral displacement input criteria including that an adjusted lateral displacement of the input satisfies a lateral displacement threshold (D t), performing a second operation that is distinct from the first operation, wherein the adjusted lateral displacement of the input corresponds to the detected lateral displacement of the input reduced by a second adjustment factor that is based on the detected intensity of the input. displaying a first user interface; while displaying the first user interface, detecting an input, on the touch-sensitive surface, with a detected intensity and detected lateral displacement; and characterised in that, in response to detecting the input: in accordance with a determination that the input satisfies intensity input criteria including that an adjusted intensity of the input satisfies an intensity threshold, performing a first operation, wherein the adjusted intensity of the input corresponds to the detected intensity of the input reduced by a first adjustment factor that is based on the detected lateral displacement of the input; and in accordance with a determination that the input satisfies lateral displacement input criteria including that an adjusted lateral displacement of the input satisfies a lateral displacement threshold (D t), performing a second operation that is distinct from the first operation, wherein the adjusted lateral displacement of the input corresponds to the detected lateral displacement of the input reduced by a second adjustment factor that is based on the detected intensity of the input. in accordance with a determination that the input satisfies intensity input criteria including that an adjusted intensity of the input satisfies an intensity threshold, performing a first operation, wherein the adjusted intensity of the input corresponds to the detected intensity of the input reduced by a first adjustment factor that is based on the detected lateral displacement of the input; and in accordance with a determination that the input satisfies lateral displacement input criteria including that an adjusted lateral displacement of the input satisfies a lateral displacement threshold (D t), performing a second operation that is distinct from the first operation, wherein the adjusted lateral displacement of the input corresponds to the detected lateral displacement of the input reduced by a second adjustment factor that is based on the detected intensity of the input.