Dell UltraSharp U2421HE User Manual

Also see for UltraSharp U2421HE: Service manual

60 | AppendixSetting Up Your MonitorSetting Display Resolution to 1920 x 1080 (U2421HE)/2560 x 1440 (U2721DE) (maximum)For best performance, set the display resolution to 1920 x 1080 (U2421HE)/2560 x1440 (U2721DE) pixels by performing the following steps:In Windows Vista, Windows 7, Windows 8 or Windows 8.1:1 For Windows 8 or Windows 8.1 only, select the Desktop tile to switch to classic desktop.For Windows Vista and Windows 7, skip this step.2 Right-click on the desktop and click Screen Resolution.3 Click the Dropdown list of the Screen Resolution and select 1920 x 1080(U2421HE)/2560 x 1440 (U2721DE).4 Click OK.In Windows 10:1 Right-click on the desktop and click Display Settings.2 Click Advanced display settings.3 Click the dropdown list of Resolution and select 1920 x 1080 (U2421HE)/2560 x 1440(U2721DE).4 Click Apply.If you do not see the recommended resolution as an option, you may need to update yourgraphics driver. Please choose the scenario below that best describes the computer systemyou are using, and follow the given steps.Dell computer1 Go to www.dell.com/support, enter your service tag, and download the latest driver foryour graphics card.2 After installing the drivers for your graphics adapter, attempt to set the resolution to1920 x 1080 (U2421HE)/2560 x 1440 (U2721DE) again.NOTE: If you are unable to set the resolution to 1920 x 1080 (U2421HE)/2560 x 1440(U2721DE), please contact Dell to inquire about a graphics adapter that supports theseresolutions.

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