Windows 11 build 22622.450 (KB5016700) releases in the Beta Channel

Microsoft keeps polishing version 22H2 with Windows 11 build 22622.450 and 22621.450.

Windows 11 update KB5016700
Windows 11 update KB5016700
  • Windows 11 22H2 gets two new updates, including builds 22622.450 and 22621.450.
  • The update is described as update KB5016700.
  • The update only includes fixes and improvements, no new features.

As part of the version 22H2, Microsoft is now rolling out two new previews in the Beta Channel, including Windows 11 build 22622.450 (KB5016700) with new features turned on and build 22621.440 (KB5016700) with features turned off by default. However, both previews include the same fixes and improvements.

Build 22622.450 and 22621.450 for Windows 11, according to the announcement, improve malware detection for Microsoft Defender for Endpoints, compresses storage for Server Message Block (SMB) Compression, and enhances storage replication.

Windows 11 update KB5016700

These are the fixes that the Windows team is shipping with builds 22622.450 and 22621.450:

  • Enhanced Microsoft Defender for Endpoint’s ability to identify and intercept ransomware and advanced attacks.
  • Compressed a file regardless of its size if you have configured Server Message Block (SMB) Compression.
  • Improved storage replication that occurs over low bandwidth or congested wide area networks (WAN).
  • Fixed an issue that causes Windows to display tablet mode features for some devices that do not have touchscreens.
  • Fixed an issue that causes some application windows to have blank sections in the Task View preview.
  • Fixed an issue that occurs for some of you when you copy files from network drives. The error code is 0x80070026.
  • Fixed a token leak issue in the LsapGetClientInfoEx
  • Fixed an issue that, in certain cases, causes sihost.exe to use a high amount of the CPU.
  • Fixed an issue that causes Microsoft Edge to stop responding when you use IE mode. This issue also prevents you from interacting with a dialog.

In addition to these fixes, Microsoft is also pointing out a few known issues with File Explorer, audio, and crashes with SQL Server Management Studio and the Photos app.

Install Windows 11 build 22622.450

If you want to download and install the Windows 11 build 22622.450, you need to enroll your device in the Beta Channel using the “Windows Insider Program” settings from the “Update & Security” section.

Once you enroll the computer in the program, you can download build 22622.450 from the “Windows Update” settings by clicking the Check for Updates button. However, you will need a device that meets the minimum system requirements to receive the update if you are new to the Windows Insider Program. If the device receives build 22621.450, you can check again for updates to download build 22622.450.

About the author

Mauro Huculak is a Windows expert and the Editor-in-Chief who started Pureinfotech in 2010 as an independent online publication. He is also been a Windows Central contributor for nearly a decade. Mauro has over 12 years of experience writing comprehensive guides and creating professional videos about Windows, software, and related technologies, including Android and Linux. Before becoming a technology writer, he was an IT administrator for seven years. In total, Mauro has over 20 years of combined experience in technology. Throughout his career, he achieved different professional certifications from Microsoft (MSCA), Cisco (CCNP), VMware (VCP), and CompTIA (A+ and Network+), and he has been recognized as a Microsoft MVP for many years. You can follow him on X (Twitter), YouTube, LinkedIn and