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A "Something happened, and TPM attestation timed out" error may occur during Windows Autopilot pre-provisioning or self-deploying mode. Windows may display an error message during deployment. The error code displayed is 0x80280009. Affected Platforms: Dell Pro Precision 7 14 PW714260 Dell Pro Precision 7 16 PW716260
Select TPMs that support RSA 3072-bit encryption may fail TPM attestation when an older Windows operating system build is installed. This may cause Windows Autopilot pre-provisioning or self-deploying mode to fail.
End user click "Reset" on the "Something went wrong" page to factory reset system and start over. Installing the latest Windows 11 cumulative update should resolve the issue. Right-click the Start button, left-click Settings . On the left side of the Settings window, left-click Windows Update . In the top right corner, left-click the blue Check for Updates button. Install the latest available Windows 11 cumulative update. Restart the computer when the update is complete. After the restart, the Windows Autopilot deployment should function without the error.
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