inplace upgrade

Hello,

Thank you for posting in Q&A forum.

Based on the information you provided, you need to update the Active Directory schema before the in-place upgrade. For details, please refer to the following link:

https://theitbros.com/upgrading-active-directory-schema/#:~:text=Active%20Directory%20on%20this%20domain%20controller%20does%20not,separately%20by%20running%20the%20following%20command..adprep.exe%20%2Fforestprep%20Copy

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I hope the information above is helpful.

Best regards

Zunhui

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@Zunhui Han Thank you.

im following the link you gave me, however i run into a issue

i receive this error even though i am on the enterprise admins and schema admins group. i have restarted the VM also

PS F:\Windows Server 2019\support\adprep> .\adprep.exe /forestprep 
Adprep detected that the supplied or default user is not a member of the follow [Status/Consequence] Adprep has stopped without making changes. 
[User Action] Verify the user is a member of Enterprise Admins group and Schema Admins group.