How do you set day and date on sharp spc315?

To set the day and date on the Sharp SPC315, press and hold the "Mode" button until the time display starts flashing. Use the "Up" or "Down" buttons to navigate to the date setting. Once the date is flashing, adjust it using the same buttons, then press "Mode" again to switch to the day setting and adjust as needed. Finally, press "Mode" one last time to save the settings and exit.