Genuine Windows is authentic Windows software that is properly licensed and legally installed. Learn more about the special benefits reserved for genuine Windows customers by visiting www.microsoft.com/Genuine
Why is my desktop set to a plain black background "black screen" every 60 minutes after Windows Update?
According to "The Black Screen" frequently Ask Questions " from Microsoft Corporation:
Users who are notified that their copy of Windows XP may not be genuine will receive notifications prompting them to validate it. If a user fails to validate Windows XP after 30 days, the desktop is set to a plain black background "black screen" every 60 minutes. The desktop can be changed by the user but it will revert back to a "black screen" every 60 minutes Users will see a permanent notification on their desktop. The notification is click-through and is non-interactive. Newly launched applications will cover this notification.
For more detail, you can refer to this URL: http://www.microsoft.com/malaysia/genuine/wga/wga_faq.mspx
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