When it comes to server migration tools, it's important to ensure compatibility and follow the prescribed installation process. In this case, you are unable to install the server migration tools to the server running Windows Server 2008 R2 using the "Add Roles and Features" wizard on your server running Windows Server 2012 R2 due to the following reasons:
1. Incompatible versions: The server migration tools are specific to a particular operating system version. The tools designed for Windows Server 2012 R2 may not be compatible with Windows Server 2008 R2.
2. Different versions of Windows Server: The "Add Roles and Features" wizard on Windows Server 2012 R2 only allows you to install roles and features that are compatible with the same operating system version. It is not designed to install tools or components on older versions.
To overcome this issue, you need to follow the correct installation procedure for the server migration tools on Windows Server 2008 R2. Here's how:
1. Identify the appropriate version: Confirm the specific version of the server migration tools that are compatible with Windows Server 2008 R2. You can typically download the correct version from the official Microsoft website.
2. Download the installation package: Once you have identified the correct version, download the installation package to your Windows Server 2008 R2 machine. Ensure that the package you download is compatible with the target server.
3. Launch the installer: Run the installation package to start the server migration tools installation process. Follow the on-screen instructions and accept the license agreement.
4. Configure the tools: After the installation is complete, you may need to configure the server migration tools according to your specific migration needs. Refer to the documentation provided with the tools for guidance on configuration.
It's worth mentioning that server migration tools have specific requirements and may involve additional steps or prerequisites. Always refer to official documentation or consult the vendor's support resources for accurate instructions on installing and configuring server migration tools on any Windows Server version.