Dell D2421H Benutzerhandbuch - Seite 48

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Dell computer

1. Go to www.dell.com/support, enter your service tag, and download the latest

driver for your graphics card.

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

to 2560 x 1440 again.

NOTE: If you are unable to set the resolution to 2560 x 1440, please contact Dell to

inquire about a graphics adapter that supports these resolutions.

Non-Dell computer

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 Personalization.

3. Click Change Display Settings.

4. Click Advanced Settings.

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

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

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

AMD.com

or www.NVIDIA.com).

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

to 2560 x 1440 again.

In Windows 10:

1. Right-click on the desktop and click Display Settings.

2. Click Advanced display settings.

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 2560 x 1440 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.

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Appendix