- Drag the
slider to adjust the brightness. Dragging to the left decreases the
brightness level and to the right increases it. The changes you make
with the slider are automatically displayed in the related box, and
vice versa.
- You can also use spin buttons to adjust the brightness level or
type a certain value in the Brightness box. To increase the
brightness, click an arrow pointing up. To decrease brightness,
click an arrow pointing down.
When entering a value in the Brightness box, follow these rules:
To decrease the image brightness, in the Brightness box,
type a value between -100 and -1.
To increase the image brightness, in the Brightness box,
type a value between 1 and 100.
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