The desktop clock app offers a smart function to easily check the time and date. It can be easily used by anyone thanks to its intuitive interface.

1. Second Display Settings - You can click on the left clock portion to show or hide the second area. This is useful when you need more accurate time checks.

2. Change Theme - You can freely switch between white and black themes by clicking on the calendar on the right. Reduce eye fatigue with screen brightness suitable for your environment.

3. Lunar Settings - You can display or hide the lunar calendar through the '...' menu at the top left. This is a useful feature when you need to check the lunar date.

The desktop clock app provides more convenient and unique time management through customized settings.