The "Confirmation Code" is not the Product Key printed on the box. It is a specific code generated after the activation request. The process worked as follows:
Choose your country or region from the dropdown list. Microsoft provided different toll-free phone numbers for each region. For the USA/Canada, the number is typically (888) 652-2342 (though this line has evolved over time).
Back in the Activation Wizard, enter the 30-character Confirmation Code into the boxes. Click Next, then Finish. Microsoft Office 2007 Activation Wizard Confirmation Code
Congratulations. Office 2007 is now permanently activated on that PC.
If you are trying to activate a fresh install of Office 2007 today, you will likely face a significant hurdle: Microsoft has officially retired support for Office 2007. The "Confirmation Code" is not the Product Key
This retirement includes the shutdown of the specific activation servers used by the Activation Wizard. Consequently:
Even when phone lines worked, users encountered errors. Here’s what they mean. Choose your country or region from the dropdown list
Since obtaining a live Microsoft agent to give you a Confirmation Code is now nearly impossible, you have three viable alternatives.
For several years after 2017, the phone lines remained active for legacy activations. However, as Microsoft streamlined its customer service, many of the specific Office 2007 activation numbers became defunct or were redirected to generic support (which will no longer issue confirmation codes).
As of 2024, attempting the phone method often results in:
Open any Office program—Word, Excel, or PowerPoint. If Office is not activated, a dialog box will appear immediately: “Microsoft Office 2007 is not activated. Please activate now.”