unit monitor has a brightness only

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Can you please check if you have NVidia Control Panel on your computer for you to change the contrast?

Hi,

Please check my response above. Thanks

I believe I can help you with this issue. I can either walk you through the steps or we offer remote support option at no additional charge. I believe I can help you much more quickly with our remote support option. If you want to move forward with remote support, I will need a temporary login in order to fix your issue. You can delete this login after we are through."

If you do not wish to opt for remote access, do not worry, let me know so; I can provide you with a step-by-step guide on how to resolve the issue once we identify the exact problem causing this.

Will you allow me to remotely access your computer to help you fix your issue?

You can also click on the Start button and Type Nvidia Control Panel on the search box.

Thanks

I understand. The screen of you AIO is dark right?

When you turn on the computer can you still see the Dell Splash screen or it is dark even outside windows?

Thanks

Thanks for the information. How about changing the brightness can you see the letters?

Do you have important files on this AIO?

What is the Operating system of your computer?

What we will do is to restore the computer to factory state. This will delete all the files and information as well as the settings.

Please follow the steps below.

• Start the computer.
• As the computer starts, press the F8 key until the Advanced Boot Options menu appears on the screen.
• Press the (Down Arrow) to select Repair Your Computer on the Advanced Boot Options menu, and then press Enter.
• Specify the language settings that you want, and then click Next.
• Log in as a user who has administrative credentials, and then click OK.
• Click Dell Factory Image Restore.
• In the Dell Factory Image Restore window, click Next.
• Click to select the check box for Yes, reformat hard drive and restore system software to factory condition.
• Click Next. The computer is restored to the default factory configuration.
• When the restore operation is completed, click Finish to restart the computer.

Just post a message on this question. Please let me know what happen.

Thanks