Patch intelligence record
Windows 11 25H2 (Build 26200.7840)
Current reports mention update/install failure, display regression, and bsod / stop error. This page covers one cumulative update, not the whole 25H2 servicing train; reports about a later update are counted on that update's own page.
Recommendations
- Pause updates if this machine is doing deadline-sensitive or production work.
- Check Microsoft's known-issue and safeguard-hold list for this KB before installing.
- Keep the uninstall path in mind: a cumulative update can be removed from Settings > Windows Update > Update history for a limited window after installation.
Current reports mention update/install failure in windows update, display regression in display / graphics, bsod / stop error in system stability.
- Accepted reports
- 36
- Latest evidence run
- Oct 6, 2026
- Healthy sources
- 2 fresh (success / no reports) · need 2
- Microsoft Q&A (search) Completed last checked Oct 6, 2026
- techcommunity windows sitemap Checked — no reports found last checked Oct 6, 2026
Monitoring reflects community-evidence collection health for this exact release — an absence of reports is not a safety guarantee, and this is separate from the AUXSAYS verdict.
Vendor Known Issues — No vendor-known issue data captured for this patch.
AUXSAYS has not captured official issue data for this patch. This does not indicate the vendor has no issues. Not counted as community reports.
Official Patch Notes — vendor release notes captured from the official source
Windows 11 25H2 cumulative update, OS build 26200.7840 (KB5077181). Released 2026-02-10 on the General Availability Channel. Update type 2026-02 B. This is the official Microsoft Windows release-health entry (learn.microsoft.com/windows/release-health). Known-issue and safeguard-hold details are published on the per-version Windows release-health status page.
Windows 11 in these notes: .
Windows 11 25H2 cumulative update, OS build 26200.7840 (KB5077181). Released 2026-02-10 on the General Availability Channel. Update type 2026-02 B. This is the official Microsoft Windows release-health entry (learn.microsoft.com/windows/release-health). Known-issue and safeguard-hold details are published on the per-version Windows release-health status page.
Technical Details
- Released
- Feb 10, 2026
- File size
- Official source checked
- Oct 6, 2026
- Official notes checked
- Oct 6, 2026
Checksum
Use these hashes to verify downloaded installers match the files published with the official release.
User Reports / Sources (36)
User report sources used for the current read.
- Microsoft Learn Q&A. (2026, July 22). KB5077181: Unable to switch between logged-in users when using UPN - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, September 3). Inquiry Regarding Update Rollback (Undoing changes) from Build 26200.7840 to Build 9168 - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, August 26). WSL2 install stuck at 14% / VirtualMachinePlatform cannot be enabled - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, April 1). Windows Update - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, March 26). After update 2026-02 Security Update (KB5077181) (26200.7840) - Microsoft Q&A. microsoft learn qna Issue: unspecified windows issue in Windows workflow Workflow: Windows workflow
- Microsoft Learn Q&A. (2026, March 23). Windows Update on X1 Yoga error - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, March 17). Intel HD P630 driver 31.0.101.2140 pushed by Win11 CUs breaks DXGI on dual-GPU Optimus-disabled config with Maxwell GPU — reproducible 3x - Microsoft Q&A. microsoft learn qna Issue: display regression in display / graphics Workflow: display / graphics
- Microsoft Learn Q&A. (2026, March 16). How to fix windows 11 update error 0x800f0991? - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, March 11). Update KB5077181 (26200.7840) fails to install error code 0x80070005 - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, March 11). Windows Update (KB5077181) (26200.7840) keeps failing - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, March 11). 2026-02 Security Update (KB5077181) (26200.7840) won't install, error code 0x800f0983 - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, March 7). Security Update (KB5077181) (26200.7840) error - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 28). security update not installing - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 27). Game crashing Intel(R) Ethernet driver - Microsoft Q&A. microsoft learn qna Issue: bsod / stop error in system stability Workflow: system stability
- Microsoft Learn Q&A. (2026, February 25). 2026-02 Security Update (KB5077181) (26200.7840) - update failed - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 24). 2026-02 Security update (KB5077181) (26200.7840) installation completed and continue to update and then 0x800f0991 - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 24). Disc Cleanup shows 25mb Temporary Internet files but /temp/ folder is empty - Microsoft Q&A. microsoft learn qna Issue: network regression in networking Workflow: networking
- Microsoft Learn Q&A. (2026, February 23). Is anyone of you facing issues with the latest Windows patch 2026-02 Security Update "(KB5077181)" (26200.7840) - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 23). MAJOR BUGS!! KB5077181 - 26200.7840 BUGS and Monitor or NETWORK comm issues - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 22). Title: Windows 11 BSODs and occasional freezes (random) — different Bugcheck codes, OS build 26200.7840, minidumps available - Microsoft Q&A. microsoft learn qna Issue: bsod / stop error in system stability Workflow: system stability
- Microsoft Learn Q&A. (2026, February 22). I couldn't install the update (KB5077181) (26200.7840) - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 21). Update 2026-02 Security Update (KB5077181) (26200.7840) failed - Microsoft Q&A. microsoft learn qna Issue: display regression in display / graphics Workflow: display / graphics
- Microsoft Learn Q&A. (2026, February 21). Windows update - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 21). Windows 11 Version 25H2 (OS Build 26200.7840) now cannot adjust brightness of screen - Microsoft Q&A. microsoft learn qna Issue: display regression in display / graphics Workflow: display / graphics
- Microsoft Learn Q&A. (2026, February 20). 2026-02 Security Update (KB5077181) (26200.7840) error code: Install error - 0x800f0991 - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 19). 2026-02 Security Update "(KB5077181)" (26200.7840) will not install - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 16). Can't install update 2026-02 Correctif de sécurité (KB5077181) (26200.7840) - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 14). Install error - 0x800f0983 - 2026-02 Security Update (KB5077181) (26200.7840) - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 14). 2026-02 Beveiligingsupdate (KB5077181) (26200.7840) Installatiefout - 0x800f0983 - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 12). Problemen met Windows 11 beveiligingsupdates - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Learn Q&A. (2026, February 11). Unable to launch the search menu anymore on windows 11 25h2. - Microsoft Q&A. microsoft learn qna Issue: update/install failure in windows update Workflow: windows update
- Microsoft Tech Community. (2026, February 23). Unable to download KB5077181. microsoft tech community Issue: update/install failure in windows update Workflow: windows update
- Microsoft Tech Community. (2026, February 13). Unable to manually install KB5074109. microsoft tech community Issue: update/install failure in windows update Workflow: windows update
- Microsoft Tech Community. (2026, February 11). KB5074109 & KB5077181. microsoft tech community Issue: update/install failure in windows update Workflow: windows update
- Microsoft Tech Community. (2026, February 12). KB5077181 update causes HDMI port to fail. microsoft tech community Issue: update/install failure in windows update Workflow: windows update
- Microsoft Tech Community. (2026, February 13). February 10, 2026—KB5077181 (OS Builds 26200.7840 and 26100.7840). microsoft tech community Issue: update/install failure in windows update Workflow: windows update
Official sources
- Microsoft. (2026, February 10). Windows 11 release information.release health
- Microsoft. (2026, February 10). Windows release health.release health
- Microsoft. Download page.download