Charging Method and Electronic Device

In an embodiment, a method includes controlling an electronic device to be in a state in which both a load and a battery of the electronic device are powered by a charging device when a battery level of the battery is less than or equal to a first preset battery level and controlling the electronic device to be in a state in which neither the load nor the battery is powered by the charging device and the battery supplies power to the load when the battery level of the battery is greater than or equal to a second preset battery level, wherein the second preset battery level is greater than the first preset battery level and less than or equal to a maximum battery level of the battery.