Hi @Eaven HUANG ,
Thanks for reaching out to Microsoft Q&A.
1,We can use in-place upgrade task sequence to upgrade from Windows 10 to windows 11 without losing data. Here are some step-by-step guides for your reference:
2,To support the latest Windows 11 as a client, we must use ConfigMgr version 2207 or newer version.
Thanks for your time. Have a nice day!
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