First, download these files here:

Save the file to your desktop. Right click "" and choose
"Extract All". Click next next next finish. It should then open the
folder just created named "fixntldr".

Up at the top of this new window where it says "File Edit View" click
"Edit" then click "Select All"
Then click "Edit" and click "Copy"

Click the "drop down arrow" in the address bar. (Gray box with a black
triangle in it). And select "Local Disk C:" from the drop down.

Then click "Edit" and click "Paste"

It may say "do you want to overrite?" and tell it "yes" if it does.