Summary
Microsoft released KB5079473 on March 10, 2026, as the March Patch Tuesday cumulative update for Windows 11 versions 24H2 (build 26100.8037) and 25H2 (build 26200.8037), addressing 58-79 security vulnerabilities including two zero-days.[1][2][5] It improves File Explorer search reliability across multiple drives, enhances Secure Boot certificate rollout to replace expiring 2011 versions, and includes non-security fixes like better BitLocker recovery and Start menu refinements.[3][5] While Microsoft reports no major issues, some users note installation failures, driver losses, and gaming crashes resolvable via targeted fixes.[1][4][6]
Key Takeaways
- KB5079473 updates Windows 11 24H2 to 26100.8037 and 25H2 to 26200.8037, fixing 58-79 vulnerabilities including two zero-days.[1][2]
- Key improvements include File Explorer search reliability, Secure Boot certificate rollout, and BitLocker recovery stability.[3][5]
- Microsoft reports no major issues like BSODs; isolated problems stem from apps or firmware, not the update itself.[4]
- Fixes for issues involve SFC/DISM scans, disabling Memory Integrity for gaming, or manual certificate application.[1][3]
- Update auto-installs but manual downloads available; uninstall or recovery options exist for failures.[3][6]
Balanced Perspective
KB5079473 delivers 58-79 security patches, two zero-days, and quality fixes like File Explorer search improvements and Secure Boot certificate expansions, rolled out starting March 10 via Windows Update.[1][2][5] Microsoft confirms no widespread issues like BSODs, attributing isolated reports to external factors such as app updates.[4] User forums document minor installation hurdles on specific hardware, fixable with SFC/DISM or Memory Integrity toggles, but build verification shows broad stability across 24H2 and 25H2.[1][6]
Optimistic View
This update exemplifies Microsoft's commitment to proactive security, neutralizing 79 vulnerabilities including zero-days before widespread exploitation, keeping billions of devices safer.[2][5] File Explorer speedups and new features like Bing speed tests enhance daily productivity, while phased Secure Boot upgrades future-proof systems against expiring certs without mass disruptions.[3][4] Users should celebrate a stable Patch Tuesday that refines core experiences, signaling reliable evolution for Windows 11's long-term viability.
Critical View
Despite Microsoft's assurances, KB5079473 has triggered real user pain points like Wi-Fi/audio driver losses, mouse lag, Start menu delays, and EAC gaming crashes on outdated firmware, risking boot failures from Secure Boot changes.[1][6] The 4.5GB download and error 0x80073712 installations demand manual repairs or full reinstalls, disproportionately hitting Surface and Samsung users.[1][4][6] Overhyped 'no issues' claims ignore fragmented reports, underscoring Windows Update's persistent unreliability for non-ideal hardware.
Source
Originally reported by youtube.com