Method, electronic device, and storage medium for displaying charging state in start of charging

An electronic device comprising:

• a touchscreen display;
• and
• at least one processor, wherein the at least one processor is configured to:
• display, on the touchscreen display, a first screen in a first brightness,
• identify a connection of a connector for charging a battery to the electronic device while the first screen is displayed in the first brightness,
• based on the identification and the first screen being a home screen, display, on the touchscreen display, the home screen in a second brightness and first visual information on a charging status with respect to the battery in a third brightness greater than the second brightness, wherein the home screen in the second brightness and the first visual information in the third brightness are displayed together on the touchscreen display, and
• based on the identification and the first screen being a locked screen, display, on the touchscreen display, second visual information on the charging status with respect to the battery and additional information, including information on the charging status displayed via a text, with respect to the battery, wherein the locked screen, the second visual information and the additional information are displayed together on the touchscreen display.