Electronic watches generally have two buttons. Press the one in the lower right corner first
Then press the one in the lower left corner. After pressing this, press the one in the lower right corner to see if all the weeks are displayed. If all are displayed, it means the hourly time is turned on.
At this time, repeat the lower right corner + lower left corner, and then use the lower right corner to look
The day of the week is empty
This means that the hourly time is turned off. .
In short, the repeated use of
the function of the lower right corner + lower left corner is to turn on or off the hourly time. The two on the right turn the alarm on or off.