Once you have the instruction booklet, follow these steps:
1. Press the mode button until you reach the timekeeping mode.
2.Press the adjust button to enter adjustment mode.
3.Press the mode button to select the item that you want to adjust (hour, minutes,seconds, etc.).
4.Press the adjust button to increase the value of the selected item.
5.Press the mode button to move to the next item.
6.Repeat steps 3-5 until you have set the desired time.
7.Press the adjust button to exit adjustment mode.
Some digital watches may have additional features, such as an alarm, stopwatch, or timer. To use these features, refer to the instruction booklet for specific instructions.