Windows 10: Legacy account hijacked

I have a legacy MS acct that appears to be hijacked. I don’t have the password, but want to notify MS to close the acct.

:)

 

Some Origin accounts hijacked (Eurogamer)

According to this:

EA Origin accounts are being hijacked

 

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:

 

Browser hijacked by safesurfs.com Malware

After reading what you went through I would strongly suggest you read the advice of Monkey57 and try his steps. Normally

Browser hijackers don't show this kind of behavior and more could be going on. Normally I don't suggest Resetting your computer but in this case....