Windows Server 2022 build 20201

Windows Server 2022 build 20201 is the first official preview build of Windows Server 2022 released on 26 August 2020 along with its client counterpart. As a preview build of a long-term servicing channel (LTSC) release, it also includes the full desktop experience.

Changes

 * The Light theme that is present in client builds since build 18282 of Windows 10 May 2019 Update can now be enabled starting with this build.
 * Introduced MsQuic, an open source implementation of the IETF QUIC transport protocol that powers both HTTP/3 web processing and SMB file transfers.
 * UDP and TCP performance improvements.
 * PktMon support in TCPIP.
 * RSC in the vSwitch improvements.
 * Direct Server Return (DSR) load balancing support for Containers and Kubernetes.
 * Introduced Virtual Machine (Role) Affinity/AntiAffinity rules with Failover Clustering.
 * Flexible BitLocker Protector for Failover Clusters.
 * New Cluster Validation network tests
 * Server Core Container images are now 20 percent smaller.
 * SMB now supports AES-256 Encryption.
 * Increased performance when using SMB encryption or signing with SMB Direct with RDMA enabled network cards.
 * SMB now has the ability to do compression to improve network performance.