Windows 10: Remove menus from explorer

Is there any way I can remove this menu?

:)

 

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:

 

How can I remove this virus remnant?

I was also going to suggest Autoruns.

Check to make sure it isn't attaching itself to explorer. It should be the 3rd thing listed in Autoruns, the listing for the Shell. It should just be Explorer.exe. If it is anything else, that might be your problem.

 

removal of favorites

Hi,

To assist you further, let me ask.

• 
  Are you referring to Microsoft Edge Browser/internet Explorer favorite?
  

The favorite that you are referring is Edge or Internet Explorer browser, I would suggest to clear cookies and history or right-click on the list which you want to remove by selecting delete.

Follow the steps on how to clear cookies.

To view your browsing history, select Hub >
History. To delete it, select Clear all history, choose the types of data or files that you want to remove from your PC, then select
Clear.

Note: applicable to Edge browser.

For internet Explorer follow the steps below.

• 
  Open Internet Explorer, Click on the favorite menu.
  
• 
  Choose “Organize favorite”, click on favorite you wish to delete.
  
• 
  Click on delete which can found below.
  

Get back to us with result and we’ll be glad to assist you.

Thank you.