How to Find or Recover Microsoft Office 2010 Product Key Already Installed

You're looking for the Office 2010 product key to reinstall it on a Dell computer. You've got multiple keys, but you're concerned about using one that's already associated with another computer in your company. You can try checking your email or the Microsoft account associated with the original purchase for the product key. If you can't find it, you might need to contact the company's IT department or the original purchaser to retrieve the key.

When installing Microsoft Office 2010, it's easy to forget where you saved the product key, making it difficult to reuse. However, there are 4 quick ways to find the forgotten serial number: you can either manually search through your old records or use an automatic method to recover the program key that's been installed on your computer for a long time.

Option 1. Find Office 2010 Product Key with CMD
Option 2. Using Registry to Find Office Product Key
Option 3. Find Office 2010 Product Key via Third-party Product Key Finder
Option 4. Get MS Product Key via VBScript
Option 5. Find Serial Key from Email Receipt, Box, Certificate

Option 1. Find Office 2010 Product Key with CMD

To find the forgotten Office product key, install the command prompt tool on your computer. First, determine the bitness of your Office version - 32-bit or 64-bit - by checking the version. Once you know the bitness, use the command prompt to find the product key.

Note: How to Check Bitness of Office?

Step 1. To access the account settings in Microsoft Office, open the Office application, click on the File tab, and then select the Account tab from the left menu. This will allow you to view and manage your Office account settings.

Step 2. Under the Product Information, you can see the basic details of Microsoft Office 2010, including the About Excel section where you'll find your Office bit-version, either 32-bit or 64-bit.

How to Find Microsoft Office 2010 Product Key

Step 1. To open the Command Prompt, press the Windows key + R to open the Run box, type "cmd" and press Enter. This will open the Command Prompt.

Step 2. When the command prompt window appears, type the following command and press Enter: [insert command here].

For Windows 32-bit version:

Office 2010 (32-bit): cscript "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" /dstatus

For Windows 64-bit version:

Office 2010 (32-bit): cscript "C:\Program Files (x86)\Microsoft Office\Office14\OSPP.VBS" /dstatus

Office 2010 (64-bit): cscript "C:\Program Files\Microsoft Office\Office14\OSPP.VBS" /dstatus

office bit version

Step 3. You can get the detailed info of installed Office by looking at the last 5 characters of the installed product key.

Step 4. Contact Microsoft to track the full Office key.

Option 2. Using Registry to Find Office Product Key

To find the installed product key, you can locate the Office serial number through the Registry. However, the product key is encrypted, making it unreadable normally.

Step 1. To open the Registry Editor, press the Windows key + R to open the Run box, type "Regedit" and press Enter.

Step 2. Follow the path to reach the DigitalProductID: HKEY_LOCAL_MATHINE\Software\Microsoft\WindowsNT\CurrentVersion\DigitalProductID.

office productid registry

Option 3. Find Office 2010 Product Key via Third-party Product Key Finder

You can easily retrieve the Microsoft Office 2010 product key using Qiling Key Finder, a free software that allows you to export and save Office, Windows, and Adobe product keys in just two steps. There's no need to apply multiple steps or search through a box or sticker, as the software's "Product Key" feature is prominently displayed on the left panel.

Free Download
Windows 11/10/8/7, 100% Secure

How to Find Product Key of Microsoft Office 2010:

Step 1. Click "Application" tab under "Registry Key".

Step 2. Qiling Key Finder displays all registry keys of installed software, allowing users to copy, print, or save the targeted serial numbers.

4 Ways to Find Microsoft Office Product Key

You can find the Microsoft Office product key in your Microsoft account, on the installation media, on a sticker on the product packaging, or by using a product key recovery tool. You can also check the Microsoft Support website or the Microsoft Office activation screen, or try to recover the key using a third-party tool (though this may not be safe and may violate licensing terms). If all else fails, contact Microsoft Support for assistance.

Option 4. Get MS Product Key via VBScript

Step 1. Type notepad in the search box and click to open.

Step 2. Copy and paste the code.

Set WshShell = CreateObject("WScript.Shell")
MsgBox ConvertToKey(WshShell.RegRead("HKLM\SOFTWARE\Microsoft\Windows NT\CurrentVersion\DigitalProductId"))
Function ConvertToKey(Key)
Const KeyOffset = 52
i = 28
Chars = "BCDFGHJKMPQRTVWXY2346789"
Do
Cur = 0
x = 14
Do
Cur = Cur * 256
Cur = Key(x + KeyOffset) + Cur
Key(x + KeyOffset) = (Cur \ 24) And 255
Cur = Cur Mod 24
x = x -1
Loop While x >= 0
i = i -1
KeyOutput = Mid(Chars, Cur + 1, 1) & KeyOutput
If (((29 - i) Mod 6) = 0) And (i <> -1) Then
i = i -1
KeyOutput = "-" & KeyOutput
End If
Loop While i >= 0
ConvertToKey = KeyOutput
End Function

find office product key vbscript

Step 3. Select the File tab and choose "Save As..."

Save name as findproductkey.vbs

Select the File type as "All Files" and click the Save button.

Step 4. To find your VBS file and double-click to open it.

To retrieve your lost Microsoft Office product key, open the Product Key window. Check your records for the key and click "OK" once you've located it.

Option 5. Find Serial Key from Email Receipt, Box, Certificate

While online methods like CMD, Registry, QilingKey Finder, and VBScript can be effective, they may take more time to search for leftover material, so it's worth trying alternative solutions.

1 - Check Your Email Receipt

If you bought Microsoft Office from an online store, the product key should be in an email from Microsoft, so check your mailbox for an email from them.

2 - Check Certificate of Pre-installed Computer

If you bought Microsoft Office that came with a pre-installed computer, you can check the certificate to retrieve the product key.

3 - Find Product Key on Box

If you bought Microsoft Office through a physical box purchase, check the packaging for the product key. The product key is usually printed on a sticker or card within the box.

Final Words

You can find your MS Office product key using 5 different methods, and I recommend trying Qiling Key Finder and CMD as they are reliable and easy to use. If you're unsure which method to choose, you can try both options.