Windows 10: Unable to remove checkbox display

Hi sirs,I'd like to remove this setting but I notice it remains even after removing the setting from the drop-down menu:How to deal with this issue?

:)

 

Restore display from "remove this display"

I had right clicked on the desktop and selected Display settings. My TV was list as a monitor there. I selected the monitor and clicked
Remove this display.

The above steps has not resolved my issue.

 

Restore display from "remove this display"

Hi,

Welcome to Microsoft Community and we appreciate your interest in Windows 10.

Let me help you to fix the issue.

To understand the issue better, please provide us more information.

• 
  What is the make and model of the computer?
  
• When you say ‘’ remove this display" how did you remove the display please provide the steps.

For now try the below steps and check if this helps in resolving the issue,

• 
  Type settings on the Windows search bar and select
  Settings.
  
• 
  Click on Devices and click on Connected devices.
  
• Now click on Add a device.

Hope it helps. If you need further assistance with Windows, let us know and will be glad to help.

 

Remove account

I suggest you backup your personalized files first before removing the account.
To delete an account, follow these steps:

1. Press WIN + X keys and click Command Prompt (Admin) from the menu.
2. Type the following command and press Enter. Replace test with the name of your sister's account. Code: