How to adjust the calendar for Samsung mobile phone? Besides the date, how to display the week and the lunar calendar?

The mobile phone can display the lunar calendar date by adding the S calendar widget. The operation method is as follows:

1.Android 2.3 to Android 4.3 systems: standby page-application -widget -S calendar (month, 4x4)- long press the icon and drag it to the desktop.

2.Android 4.4 system: standby page-long press the nearest button in the lower left corner of the phone-click widget-s calendar (month, 4x4), long press and drag to the desktop.

3. Select the date you want to see, and the lunar calendar date will also be displayed.