Option 1: Connect your Dead or Unbootable Drive to Another Working PC

Simply take the hard drive out of your dead or unbootable computer, then attach it to another working computer as a slave (or secondary) drive. Using KeyFinder Plus program you can easily recover lost Windows and software product keys from the Windows registry file on your dead or unbootable hard drive. Follow these steps:

1. Launch KeyFinder Plus and then click on “Start Recovery” button.

   

2. Choose the “From non-booting system” option from the drop-down menu, a new dialog box will appear.
3. Click the “…” button to specify the SOFTWARE registry file of your dead or unbootable hard drive, which is present in the Windows\System32\Config folder. Click OK.

   

4. The program will now show you all the product keys that it is able to find from your broken computer which makes it very handy when needing to re-install.

Option 2: Using a Key Finder Bootable CD

PCUnlocker is the ultimate rescue & recovery bootdisk which can not only be used to reset forgotten Windows admin/user password, but also recover lost Windows product key from crashed or dead computer.

1. Boot your target computer from PCUnlocker Live CD, which can be created by following this tutorial.
2. When the PCUnlocker program starts, click the Options button at the bottom left corner and then select “Find Product Key“.

   

3. In the popup window, you’ll see a list of product keys which are recovered from your Windows installation. Click on Save.

   

4. Browse to a location where you want to save the product keys. It could be your external USB flash drive.

   

Conclusion

There are many other ways to recover lost Windows product keys from a dead or unbootable computer, but these two method above should be the best and the easiest ones. The key finder programs mentioned above support the product key recovery for Windows 10, 8, 7, Vista, XP, Microsoft Office and many other softwares.

I’ve got a virus on my machine and have to reinstall windows 7. I bought a copy from software for students so it was downloaded. I can’t really remember but I assume I must have also downloaded the product key. I usually keep all my product keys backed up but I can’t find it anywhere. My Question is, is there any way to recover Windows product key from my laptop?

Need to reinstall the OS of your computer but have misplaced the product key? The product key sticker in the bottom of your notebook is scratched? Reinstalling Windows requires you to have the original product key. If you’ve lost your product key, it could become a real nightmare until you can retrieve them back.

It doesn’t have to be this way, though. If you install Product Key Finder now, then it will scan your PC, and recover Windows product key and all the serial numbers for the applications installed. Print out the product keys or save them to disc and you’ll always have your keys to hand.

How to Recover Windows Product Key:

1. Download and install Product Key Finder on your computer.
2. Launch Product Key Finder and click the Start Recovery button. It will bring up a drop-down menu that provides three recovery mode: From current system, From non-booting system and From remote computer.
3. To recover product keys from your current Windows installation, choose the first recovery mode.
4. The program will scan your Windows registry and recover product keys for Windows, Office and many other software you’ve activated.

If by any chance, you’ve lost your Windows 7/Vista/XP/2008/2003/2000 product key, no need to worry, Product Key Finder can recover it for you. Additionally, Product Key Finder can also recover CD keys for many other applications such as Microsoft Office, SQL Server, VMware, Adobe Reader, etc. It’s very useful when you are going to reinstall or repair your Windows or Office setup but find you’ve lost the keys.

In this tutorial I’ll show you how to recover Windows 7/Vista/XP product key with ease.  To get started,  we need to use a popular key finder program – Product Key Finder. It enables you to recover lost Windows product keys and backup them to prevent from losing your valuable licenses.

How to Recover Windows Product Key

1. First you need to download Product Key Finder onto your computer and then install it.
2. Launch Product Key Finder program and then click Start Recovery button. Choose the From current system option.
3. The program will decrypt and recover your lost Windows product key immediately.
4. Last you can click the Save To File button to save the recovered product key to a file for safe keeping.

Product Key Finder can also help you recover product keys for other software such as Microsoft Office, SQL Server, Exchange Server, Visual Studio, VMWare, Adobe Reader, etc.