Is Windows Server 2019 backwards compatible?

Are windows server license backwards compatible?

This doc from Microsoft does confirm that RDS CALs should be backwards compatible as far as assignment/distribution to Session Hosts.

Is Windows Server 2019 still supported?

As of May 11, 2021, all editions of Windows 10, version 1809 and Windows Server 2019 have reached end of servicing, except LTSC editions. Devices running these editions will no longer receive monthly security and quality updates containing protections from the latest security threats.

Is my server compatible with Server 2019?

This table lists Microsoft server applications that support installation and functionality on Window Server 2019. ... In this article.ProductExchange Server 2019Supported on Server CoreYesSupported on Server with Desktop ExperienceYesReleasedYesProduct Web LinkExchange Server system requirements

Is Exchange 2019 supported on Windows Server 2022?

In-place upgrades from Windows Server 2019 with Exchange 2019 installed to Windows Server 2022 are not supported. Client operating systems only support the Exchange management tools.