Removing this file often results in Windows losing its "Genuine" status if it was being used for activation. To resolve this properly and securely, you should use a valid product key to officially activate Windows .

:Since this file is frequently linked to trojans like Sirefef or FakeMS , perform a full system scan using reputable tools such as Malwarebytes once you regain access to your desktop. Important Warning

:If deleting the file doesn't fix the boot issue, you may need to reset your boot loader: attrib c:\boot\bcd -h -r -s ren c:\boot\bcd bcd.old bootrec /rebuildbcd

Note: If your system drive is assigned a different letter in recovery mode (like D:), adjust the command accordingly.