You can set the minimum and maximum values for a value axis either manually or automatically.
With the scale type Time you can specify both the date and the time of day.
You can change these values only for a value axis, not for a category axis.
If you want to set the values manually you must make sure that the indicator for setting the values automatically is cleared.
Setting the values automatically
Setting the values manually
With the scale type Time you can change the date by selecting the icon to the left of the field Minimum/Maximum. To change the time of day select the icon to the right of the field Minimum/Maximum.