Changing the screen brightness on your BlackBerry 10 phone can not only save your eyes but also your battery. Depending on your needs, lowering the screen brightness can get you some extra battery ...

When using your BlackBerry 10 device you don't always need to keep the screen on long after you stop looking at it and to save battery life, you'll want to keep the backlight on as low a duration as ...

On a Mac that has a top row of function keys, Apple includes volume and brightness controls that can be used to make adjustments in stepwise increments. However, there may be times when you want to ...