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The previously installed version of Office 2010 prompts the user to lớn change the sản phẩm key. The screen then disappears, and shows no response when product key change is clicked.



This may be caused when the product keys of Office 2010 programs vị not match.

How to lớn fix

This issue can be resolved by removing the Office 2010 registry values.

The following describes how to lớn modify the registry. Incorrect registry modification can cause serious problems, so please proceed with extra caution. For additional protection, you are recommended to baông chồng up the registry before modifying it. This allows you lớn restore the registry if a problem occurs. For more information about backing up the registry, see Bachồng up the registry.

Cliông xã Start 

 và enter regedit in the tìm kiếm pane. At the top of the program list, clichồng regedit.


If the user account control message appears, enter the administrator password, or click Yes.

In Registry Editor, go lớn the HKEY_LOCAL_MACHINESOFTWAREonfire-bg.comOffice14.0Registration path.



If the operating system is Windows 7 64-bit, go to the HKEY_LOCAL_MACHINESOFTWAREWow6432Nodeonfire-bg.comOffice14.0Registration path.

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There are several GUID (Globally Unique Identifiers), consisting of a combination of alphanumeric characters, in the Registration subpath. Each GUID specifies the program that is installed on your computer. Click each GUID to view the registry entries in the right pane, & find and select the GUID that contains the relevant Office program version.


After selecting the GUID that contains the Office program version, find and right-click DigitalProductID và click delete.


Clichồng Yes when the confirm value delete message appears.

Find và right-cliông xã ProductID and cliông xã delete.


Cliông xã Yes when the confirm value delete message appears.

Cchiến bại Registry Editor and restart the computer.

When you run any Office 2010 program, the Enter your hàng hóa key screen will appear. Enter the correct hàng hóa key lớn complete sản phẩm key change.


Issue resolved?

Reference materials

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