KB5077179: Overview with user sentiment and feedback
Last Updated March 5, 2026
Probability of successful installation and continued operation of the machine
Overview
This cumulative update for Windows 11, version 26H1 (KB5077179), includes the latest security fixes and improvements, along with non-security updates from last month's optional preview release. The update makes quality improvements to the servicing stack, which is the component that installs Windows updates. Servicing stack updates (SSU) ensure that you have a robust and reliable servicing stack so that your devices can receive and install Microsoft updates.
General Purpose
This security update contains fixes and quality improvements. The update addresses an issue where certain GPU configurations might have experienced a system error related to dxgmms2.sys, resulting in the KERNEL_SECURITY_CHECK_FAILURE error. It also addresses an issue that prevented some devices from connecting to certain WPA3-Personal Wi-Fi networks. Additionally, the update fixes an issue where BitLocker Hardware Lab Kit (HLK) tests in the Windows Hardware Compatibility Program (WHCP) playlist were missing, and an issue that could cause TrustedInstaller to stop responding and prevent Windows from starting.
General Sentiment
Based on the information provided, this cumulative update for Windows 11 version 26H1 appears to be a routine security and quality update that addresses a few specific issues. The update does not seem to introduce any major new features or changes, but rather focuses on improving the stability and reliability of the operating system. There are no known issues reported, which suggests the update is relatively straightforward and should not cause significant disruptions for users. Overall, the sentiment around this update seems positive, as it provides bug fixes and improvements without any major known problems.
Known Issues
Microsoft is not currently aware of any issues with 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 2026-03-05 06:49 AM
