What is adprep?

Adprep.exe is a command-line tool that is available on the Windows Server 2008 installation disc in the \sources\adprep folder, and it is available on the Windows Server 2008 R2 installation disk in the \support\adprep folder. You must run adprep from an elevated command prompt.

How do I run adprep Rodcprep?

Copy the folder to the domain controller acting as the schema master, log on to the schema master as a member of the Enterprise Admins group, open a command prompt, change directories to the Adprep folder, and enter adprep /rodcprep in an elevated command prompt.

How do I run adprep on Windows Server 2012?

In Windows Server 2012, Adprep.exe is integrated into the AD DS installation process and runs automatically as needed. For example, when you install the first domain controller that runs Windows Server 2012 into an existing domain and forest, then adprep /forestprep and adprep /domainprep automatically run and report the results of the operations.

Is there a 64-bit version of adprep?

In Windows Server 2012, there is only one 64-bit version of Adprep.exe. It can be run remotely from any server that runs a 64-bit version of Windows Server 2008, Windows Server 2008 R2, or Windows Server 2012. The computer where you run it can be either domain-joined or in a workgroup.

What is adprep Exe?

Adprep.exe is a command-line tool that is available on the Windows Server 2008 installation disc in the \\sources\\adprep folder, and it is available on the Windows Server 2008 R2 installation disk in the \\support\\adprep folder. You must run adprep from an elevated command prompt.

How do I run adprep from the elevated command prompt?

You must run adprepfrom an elevated command prompt. To open an elevated command prompt, click Start, right-click Command Prompt, and then click Run as administrator. In Windows Server 2008 R2, Adprep is available in a 32-bit version and a 64-bit version.