Try using Windows Admin Center
Windows Admin Center was previously known as Project Honolulu, loaded on Windows Server 2019 but the target system could be Windows Server 2012R2 and Windows Server 2016, no special software, addon or other upgrades needed.
Windows Admin Center points to the old server, the administration interface opens both old and new servers in a centralized window.
Epilogue
Transferring data to Windows Server 2019 does not take months to plan, test, wait for service packs . Deploying certain independent components on the OS can help you bring Windows Server 2019 soon Use in real environment with not much risk.
After developing simple features, try more complex things like advanced security features, integrate with Microsoft Azure, deploy Shielded VM virtual machines for critical data, and upgrade Active Directory. .
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