To use brightness click on the dial towards the right window of the window. To make the screen dimmer use the :kbd:`left arrow` key or click on the dial and drag it towards the left. If you want to make the screen more bright press the :kbd:`right arrow` key or drag the dial towards the right. The name of your display(s) will be on a dial on the center. After doing this you will be asked to confirm the current brightness is OK while needing to select :guilabel:`Yes`. If you do not respond it will revert the old brightness which is useful because if you made your screen illegible it will revert to the old settings.
..image:: brightness-confirmation.png
If you have mulitple displays and want to change the brightness of each monitor individually it will be shown with the name of the monitor will be shown on the left and a dial on the right hand side for each monitor.
If you do not want to confirmation uncheck the :guilabel:`Require confirmation after settings change` checkbox. To close brightness press the :kbd:`Escape` key.
