Hello,
Thank you for posting in Q&A forum.
To further troubleshoot this issue, please kindly try below steps:
1.Check the smsts.log and setupact.log on the issued machine and see if there's any insights.
2.Check if MECM version is up to date and if there's any compatibility issue with Windows 11 23H2.
3.Check if there's any third-party software or antivirus that can interfere with the upgrade process
I hope the information above is helpful.
If you have any questions or concerns, please feel free to let us know.
Best regards,
Jill Zhou
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