Unable to validate Microsoft Windows Operating System with Windows Update - ThinkPad

Microsoft Windows Update is unable to install operating system updates because Windows Genuine Authentication fails.

Affected configurations
All ThinkPad systems running Microsoft Windows XP.

Validate the pre-installed copy of Windows at the following URL, then try using Windows Update again.

Windows Genuine Advantage Validation Tool

Additional information
Windows update will fail with error code 0c80080299 - Unable to perform validation. No further updates are possible.
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  • Alias ID: MIGR-65085
  • Document ID: HT003718
  • Last Updated :10 Feb 2015
  • © 2015 Lenovo