Dell D2421H Manuel de l'utilisateur - Page 47

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3. Click Display adapter properties.

4. Identify your graphics controller supplier from the description at the top of the

window (e.g. NVIDIA, AMD, Intel etc.).

5. Refer to the graphic card provider website for updated driver (for example,

AMD.com

or www.NVIDIA.com).

6. After installing the drivers for your graphics adapter, attempt to set the resolution

to 1920 x 1080 again.

NOTE: If you are unable to set the recommended resolution, please contact the

manufacturer of your computer or consider purchasing a graphics adapter that

supports the video resolution.

Setting Up Your Monitor

D2421DS

Setting display resolution to 2560 x 1440

For best performance, set the display resolution to 2560 x 1440 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.

2. Right-click on the desktop and click Screen Resolution.

3. Click the Dropdown list of the Screen Resolution and select 2560 x 1440.

4. Click OK.

In Windows 10:

1. Right-click on the desk top and click Display Settings.

2. Click Advanced Display Settings.

3. Click the drop-down menu under Resolution and select 2560 x 1440.

4. Click Apply.

If you do not see the recommended resolution as an option, you may need to update your

graphics driver. Use one of the following methods to update the graphics driver:

www.

Appendix

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