Article ID: 2105247 - View products that this article applies to.
When you try to install updates or files from the Microsoft Download Center, you may receive a "This copy of Windows is not genuine" warning message in Windows 7. Also, when you try to validate Windows 7 from the Genuine Microsoft Software site, the validation attempt may be unsuccessful.
Additionally, this warning message may contain one of the following validation error codes:
This issue may occur when the following conditions are true:
To determine whether these conditions are present on your computer, follow these steps:
Step 1: Determine the Windows Edition
Step 2: Determine whether an MUI pack is installed
Note The resolution methods that are presented in this article will revert the operating system to its original language. The language may not be one that you understand.
Method 1If a third-party program was used to install the MUIs, you can use the same program to uninstall the MUIs. After you uninstall the MUIs, restart the computer, and then revalidate the operating system at the following Microsoft website:
Method 2If you cannot locate or use the third-party program to uninstall the MUI, and you need help, contact Microsoft Support
(http://support.microsoft.com/select/?target=assistance). An agent can help you determine whether an MUI is installed on your computer and how to uninstall it.
After the MUI language packs are uninstalled or after Windows 7 is reinstalled, the operating system reverts to its original language. In some cases, you may not be familiar with this language. In this scenario, use one or more of the following options:
For more information about the update for Windows Activation Technologies, click the following article number to view the article in the Microsoft Knowledge Base:
(http://support.microsoft.com/kb/971033)Description of the update for Windows Activation Technologies