Hi @Oscar Serna
Currently, the only upgrade path to Windows Server 2019 is to upgrade to Windows Server 2022, which you can do with an in-place upgrade. An in-place upgrade retains the same hardware and all server roles that have been provisioned.
For download address, please refer to:
https://www.microsoft.com/en-us/evalcenter/evaluate-windows-server-2022
Upgrade and conversion options for Windows Server:
https://learn.microsoft.com/en-us/windows-server/get-started/upgrade-conversion-options
Hope the information is helpful.
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