: Look for a sticker on a card inside the DVD case or on the packaging. Online Purchase : Check the confirmation email order history Microsoft Store Pre-installed on PC : Check for a Certificate of Authenticity (COA)
Did you install Office 2010 from a or a digital download ?
The activation process for a discontinued product can be unpredictable. Here are the most common problems and their solutions.
This is the most straightforward method. When you run the setup.exe file from your installation media (or the downloaded installer), the Office 2010 setup wizard will automatically prompt you at a specific step. All you need to do is type your product key into the field when prompted and click "Continue." enter your product key microsoft office 2010
The product key is a unique 25-character alphanumeric code used to "unlock" the software. It proves that you have a legitimate license and prevents software piracy. It typically looks like this: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX Where to Find Your Product Key
How to find product key for Microsoft Office already installed
Users frequently mistake the letter G for 6 , B for 8 , or Q for O . Double-check each character carefully. : Look for a sticker on a card
The easiest way is often to use a dedicated key finder utility to recover the product key from an existing installation. Office 2010 is the last version of Microsoft Office from which you can successfully extract the full product key. Several free and reliable tools can do this:
If Office came with your computer, look for a Microsoft Product Identifier sticker on the chassis of the desktop or the bottom of the laptop.
If you purchased a Product Key Card from a retail store and it was activated at the register, do not use the key printed inside the card. Instead: Here are the most common problems and their solutions
Enter your 25-digit key. You don't need to type the hyphens; the wizard adds them for you. Follow the Activation Wizard prompts to finish via the internet. Microsoft Support 3. Troubleshooting "Invalid Key" Errors
Follow the remaining on-screen prompts to complete the activation wizard. Method B: Through the Windows Control Panel