Dell laptops come packed up with a variety of features that allows you to adjust the settings as per your requirement. One such feature is of adjusting display brightness. It can be controlled according to your preference but at times, user face difficulty in changing their settings or does not find exact fixtures, in that case, it is suggested to seek the guidance from Dell customer care number 1-800-234-6190 that can be dialed at any time of the day.
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