That Sysprep issue can arise on Windows 11, 10, and 8 platforms. When that issue arises, the Sysprep command doesn’t run and validate the installation as expected. If you need to fix that Sysprep issue, check out the Windows 11/10 resolutions for it below.

How come the Sysprep error arises in Windows?

The Sysprep was not able to validate Your Windows installation error has existed since Windows 8. That issue often arises because of user-installed UWP apps. Many users have confirmed they fixed this issue by uninstalling certain UWP apps they installed from MS Store. This issue can also occur if a default app, which is supposed to come pre-installed with Windows, is missing. In such a scenario, you would need to reinstall the missing Windows app. A general reinstall app command will do the job. If you’re utilizing Windows Pro and Enterprise editions, the Sysprep error might be due to the BitLocker encryption feature. BitLocker doesn’t mix well with the Sysprep utility. So, disabling that feature on Windows Pro and Enterprise editions can sometimes resolve this error as well.

How can I fix the Sysprep error in Windows?

1. Reinstall default Windows UWP apps

2. Disable BitLocker

3. Edit the registry

4. Uninstall any UWP apps you’ve installed yourself

Note that you can bulk uninstall UWP apps with some third-party uninstaller such as CCleaner. This software enables you to select and uninstall multiple apps and also includes options for erasing leftover residual files. You’ll probably notice that the Sysprep error message includes a setupact.log file path. Checking that file will help you identify UWP apps causing the error, and other potential factors behind it. This is how you can check the setuppact.log file in Windows 11/10. SPONSORED Thereafter, scroll down to the bottom of that log file to view Sysprep error details. If there’s an app causing the issue, the log file will include details for it as follows. If you see log details like that, you’ve probably hit the bullseye! Simply uninstall the app (or apps) specified there as outlined within resolution four. Those are some of the best ways you can fix the Sysprep Windows 11/10 error. As they’re confirmed resolutions, they’ll probably fix that error in most cases. However, that doesn’t mean they’re 100 percent guaranteed resolutions. If you need more suggestions, some of the resolutions in our How to fix Windows 10 Sysprep errors guide might help. You can also send a support ticket to Microsoft at the Contact Microsoft Support page. Feel free to chat about the Sysprep was not able to validate error in this page’s comments section below. You can share other potential resolutions for this issue (if you’ve found any) and add questions for it there.

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