@Rayyan Fawad Moderator advice.
Please stop copy & pasting replies as
it is causing you to double post the same
info in the same answer. I have edited it
out.
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Secure key is enabled, somehow, possibly by someone trying to compromise account. Unable to disable, and unable to reach microsoft support to have it removed.
@Rayyan Fawad Moderator advice.
Please stop copy & pasting replies as
it is causing you to double post the same
info in the same answer. I have edited it
out.
Take a deep breath, @D —your account is very likely completely secure, and you haven't been hacked. What you are running into is a notoriously stubborn Windows 10 credential glitch where a FIDO2 security key or a Windows Hello PIN biometric registration gets "ghost locked" in a local hardware loop. When this happens, Windows grays out the remove button in your standard settings panel, making it look like someone else is gatekeeping your account.
Since the standard settings UI is deadlocked, you can completely bypass it and force-delete the stuck key by clearing out the physical hardware container on your motherboard:
Windows stores your encrypted Windows Hello and security key data inside a highly protected system folder. Purging it forces Windows to drop the lock:
Open File Explorer and navigate straight to this path: C:\Windows\ServiceProfiles\LocalService\AppData\Local\Microsoft
Look for a folder named Ngc.
If Windows blocks you from opening or deleting it, right-click the Ngc folder, go to Properties > Security > Advanced, change the Owner at the top to your current Windows username, check the box for "Replace owner on subcontainers and objects", and hit Apply.
Once you have access, delete everything inside the Ngc folder and restart your PC. Your ghost key will be entirely stripped away, allowing you to set up your sign-in options completely fresh!
If the key is physically bound to your motherboard's security chip and refuses to drop via File Explorer, resetting your security processor will flush it clean:
Press the Windows Key + R, type tpm.msc into the box, and press Enter.
When the Trusted Platform Module management console loads, look at the Actions panel on the right side.
Click Clear TPM... and follow the prompts to restart your computer.