KB5073457: Overview with user sentiment and feedback

Last Updated February 28, 2026

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Overview

This cumulative update for Windows Server 2022 (KB5073457), includes the latest security fixes and improvements, along with non-security updates from last month's optional preview release. It addresses several known issues, including problems with cloud storage, Virtual Secure Mode, and Remote Desktop connections. The update also introduces a security hardening behavior that restricts certain applications from autofilling credentials during remote support sessions or automated authentication workflows.

General Purpose

This security update contains fixes and quality improvements from the previous KB5071547 release in December 2025. Key changes include:- Removal of certain modem drivers that are no longer compatible with Windows- Security hardening to restrict credential autofill in remote support and automated workflows- Fix for an issue causing SearchIndexer to stop responding on Citrix hosts, impacting remote session start- Change to disable default support for hands-free deployment in Windows Deployment Services- Update to the Windows core component WinSqlite3.dll to address potential security vulnerabilitiesThe update also includes a servicing stack update (KB5074428) to improve the reliability of the Windows update process.

General Sentiment

Overall, this appears to be a security and quality-focused update for Windows Server 2022, addressing a number of known issues and introducing some security enhancements. The removal of certain modem drivers may impact some users, but the other changes seem aimed at improving the stability and security of the platform. The known issues around cloud storage, Virtual Secure Mode, and Remote Desktop connectivity are concerning and will likely cause disruption for some organizations until the workarounds are implemented. However, Microsoft has acknowledged these problems and provided guidance, which is a positive sign.Administrators should carefully evaluate the impact of this update on their specific environment before deployment, but the general sentiment seems to be that this is a worthwhile update that addresses important security and reliability concerns.

Known Issues

  • Windows Server Update Services (WSUS) does not display error details after installing KB5070884 or later updates- Connection and authentication failures in Azure Virtual Desktop and Windows 365 after installing KB5073457- Apps may become unresponsive when saving files to cloud-based storage like OneDrive or Dropbox after installing this update- Some Secure Launch-capable PCs with Virtual Secure Mode (VSM) enabled may fail to shut down or hibernate after installing this update

Disclaimer: We take measures to ensure that AI-generated content is of the highest possible quality, but we cannot guarantee its accuracy and recommend that users do their own independent research. Generated on 2026-02-28 01:23 AM

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