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.|
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 update will fail with error code 0c80080299 - Unable to perform validation. No further updates are possible.
If you are unable to find what you are looking for, please do try the following options:
1. Lenovo Assisted Search
2. Product usage and general troubleshooting tips
3. Lenovo Support Forum
4. Technical Support Call Centre
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