The invention discloses a terminal prompting method and device, a storage medium and a terminal, and relates to the technical field of communication. The terminal prompting method comprises the stepsthat when it is monitored that system time meets a preset time condition, the display state of a screen is acquired through a sensor, and if the display state of the screen is an on state, prompt information is sent. The user can freely set the preset time condition, only when it is monitored that the system time meets the preset time condition, the display state of the screen is obtained, whetherthe user uses the terminal or not is judged according to the display state of the screen, and if the display state of the screen is the on state and represents that the user is using the terminal, and prompt information is sent out to remind the user to reasonably use the terminal, so that the time for prompting the user is freely set, invalid prompt is avoided, and the prompt efficiency is effectively improved.