Windows 7 Professional 64 Bit Reinstall and Recovery This disc will allow you to reinstall, repair, and restore any PC or Laptop that still has its Windows product key code. Can be used to completely reinstall your copy of Windows, as long as you still have your original Windows product key that came with the computer. Lets you remove viruses by reinstalling your Windows Operating system. Allows you to fix old computers by reinstalling Windows, as long as the original computer still has its Windows product key. To save you both time and money, your disc will not look like the pictured disc, and it does not come with a Windows product key.