Microsoft Support

Microsoft Home Page

Sign in

Select the product you need help with

Select a solution

Invalid product key errors in Microsoft Office
Provides a solution to help resolve this validation error in Microsoft Office 2010: "This is not a valid Office Product key."
Activate a region-specific version of Microsoft Office Home and Student 2010 - Excel - Office.com
Determine if you have a region-specific version of Office and see how to activate it.
Activate Office 2010 programs - SharePoint Workspace - Office.com
To activate an Office 2010 program, you must enter your 25-digit product key, if you haven't already done so during Setup.
How do I get the activation wizard to activate my Office 2010 Home & Student after system restore
How do I get the activation wizard to activate my Office 2010 Home & Student (preinstalled in my new laptop) when I had to abort setting up (due to some other program) and restored to an earlier
Cannot activate my Office 2010 copy due to too many activation due to laptop changes what do I do?
Hi, I cannot activate my Office 2010 copy due to too many activation due to laptop changes what do I do? I have installed it on about 5 different laptops over the last 18 months or so (may 1 or 2