Disclosed in various embodiments of the present invention are a method and a device, the device comprising a touch sensing module, a memory and a processor, wherein the processor is configured to detect a touch input while a low-power display mode is driven, store, in the memory, touch data corresponding to the detected touch input, change the low-power display mode to another designated mode, reset a touch baseline of the touch sensing module in response to the mode change, and compensate for the touch strength of the stored touch data at least on the basis of the designated mode. Various embodiments are possible.