known issues Archives

Winsage

February 22, 2026

Opinion: Windows 11 isn’t the disaster some claim – and it’s time to say so

Windows 11 has faced challenges, including a comprehensive list of top issues identified in 2025, but it is not uniquely unstable compared to earlier versions like Windows 95, 98, XP, 7, and 10. Recent headlines have highlighted various problems such as printer malfunctions and performance issues, but these are often exaggerated due to increased visibility. Historically, Windows has experienced similar cycles of instability, and the perception of widespread failure today is amplified by rapid documentation of minor issues. User trust in Windows has eroded, with skepticism about performance stemming from cumulative updates and the personal impact of issues on over a billion users. The focus should shift to improving predictability and transparency regarding updates rather than solely counting bugs. Windows 11's frequency of out-of-band updates is comparable to that of Windows 7 and 10, with improved mechanisms for addressing problems quickly. Gamers continue to adopt Windows 11 due to enhanced CPU scheduling, improved GPU performance, and features like Auto HDR and DirectStorage. Microsoft is committed to further improving the gaming experience. The scale of Windows operations, with over a billion users and multiple concurrent releases, contributes to occasional anomalies. Despite criticisms, most Windows 11 systems operate without significant issues, performing adequately for daily tasks and gaming. Microsoft has announced plans for enhancements, including bug fixes, performance improvements, and security upgrades, indicating that Windows 11 remains a solid choice for users.

Winsage

February 17, 2026

Microsoft Windows 11 KB5077181 Update Triggers Infinite Restart Loop on Some Devices

Microsoft's Patch Tuesday update, KB5077181, released on February 10, 2026, has caused significant boot failures for users of Windows 11 versions 24H2 (OS build 26200.7840) and 25H2 (OS build 26100.7840), resulting in endless restart loops. Users are reporting over 15 reboot cycles, preventing access to their desktops. Issues include System Event Notification Service (SENS) errors and DHCP problems affecting internet connectivity. Installation errors with codes 0x800f0983 and 0x800f0991 indicate potential hardware, driver, or servicing stack incompatibilities. The update was intended to address 58 vulnerabilities, including six zero-days, but the boot loop issue has overshadowed these enhancements. CVE IDs and their CVSS scores related to the vulnerabilities addressed include: - CVE-2026-21510: 7.5 - CVE-2026-21519: 7.8 - CVE-2026-21533: 8.8 - CVE-2026-20841: 7.1 As of February 15, 2026, there is no "known issues" entry in Microsoft's release notes despite user reports. Users can uninstall the update through the Control Panel if their systems are accessible, or use the Windows Recovery Environment to execute commands for uninstallation if their systems are unbootable.

Winsage

February 16, 2026

Windows 11 KB5077181 Security Update Causing Some Devices to Restart in an Infinite Loop

Microsoft's security update KB5077181, released on February 10, 2026, for Windows 11 versions 24H2 and 25H2, has caused critical boot failures, leading to infinite restart loops for users. The update addresses 58 vulnerabilities, including six zero-day exploits, and introduces new Secure Boot certificates. Users have reported errors such as “a specified procedure could not be found” and DHCP failures, with installation errors like 0x800f0983 and 0x800f0991 affecting specific hardware. To resolve issues, users are advised to uninstall the update and pause Windows Update. Accessing the Windows Recovery Environment may also be necessary for persistent boot loops. While some users experienced improvements, the overall instability highlights risks associated with updates. Microsoft has not acknowledged any known issues related to this update as of February 15.

Winsage

January 29, 2026

Windows 11’s Gaming Gains Overshadowed by Stability Crisis: Performance Tests Reveal a Troubled Transition

Microsoft's Windows 11 version 24H2 shows performance improvements in gaming, with frame rate enhancements ranging from 2% to 8% across various titles, particularly benefiting newer DirectX 12 games. However, users report significant stability issues, including Blue Screen of Death (BSOD) errors, crashes during gameplay, and compatibility problems with certain hardware and software. These issues affect a wide range of systems, suggesting systemic challenges rather than isolated incidents. The operating system's hardware compatibility requirements, such as TPM 2.0 support, have also limited upgrade eligibility for many users. Microsoft has acknowledged specific issues related to Intel and AMD processors, antivirus software conflicts, and outdated drivers. Despite ongoing patch deployments, user frustration persists due to the slow pace of fixes. The stability concerns have led some businesses to delay Windows 11 24H2 deployments, prioritizing reliability over performance gains. The driver ecosystem's lag in updates from hardware manufacturers has further complicated stability. The gaming community remains divided, with many users opting to stay on Windows 10 due to these stability risks.

Winsage

January 28, 2026

Microsoft vows to make “behind-the-scenes platform changes” as it begins testing next phase of Windows 11

Microsoft is testing new builds in the Insider Dev Channel, advancing to the 26300 series. These builds will include features from the 26220 series, which will remain in the Beta Channel. The 26300 builds are expected to be finalized as version 26H2 this fall, while version 26H1 is set to launch in the spring for next-generation Arm devices. The upcoming version 26H1 is based on a newer platform, codenamed Bromine, while 26H2 will be built on an older platform version. Insiders can test the 26300 series builds by enrolling in the Insider Dev Channel and checking for updates in Windows Update.

Winsage

January 19, 2026

The Last Windows Security Updates of January 2026 Are Here

Microsoft released its first set of security updates for the Windows operating system and various products in January 2026, addressing over 110 vulnerabilities. The updates are available for all supported versions of Windows, with Windows 10 receiving fixes only through the Extended Security Updates (ESU) program. Windows 11 versions 24H2 and 25H2 are the main consumer releases benefiting from these updates. Approximately 112–114 security updates were released, with around 8 rated as Critical. At least one zero-day vulnerability is actively exploited. The updates include security fixes for Windows, Office, Edge, Azure, and server components. Windows 11 versions 23H2, 24H2, and 25H2, as well as Windows Server 2023 and 2025, have known issues. Windows 11 version 24H2 and 25H2 received security fixes for multiple vulnerabilities, while version 23H2 continues to receive support through enterprise servicing channels. Windows 10 updates are limited to ESU-enrolled systems, with general support ending in October 2025. Windows Server 2016, 2019, 2022, 2023, and 2025 received January security updates, addressing important vulnerabilities without disclosing any critical ones. Microsoft also released updates for Office products and SharePoint Server components. Known issues after the January updates include credential prompt failures and authentication issues in Azure Virtual Desktop and Windows 365, particularly affecting the new Windows App. Workarounds involve using the classic Remote Desktop client or the web-based RDP client. Additionally, devices with Secure Launch enabled may experience shutdown and sleep mode failures. Microsoft has provided out-of-band fixes for certain affected systems as of January 18, 2026. Users can manually install updates through the Windows Update feature, and it is recommended to create a full system backup before proceeding with updates.

Winsage

January 18, 2026

Microsoft issues emergency fix afer a security update left some Windows 11 devices unable to shut down

Microsoft has released an emergency fix to address critical bugs from the January 2026 Windows security update, which affected shutdown and hibernation functions on some Windows 11 devices, causing unexpected restarts. The update also restores remote login functionality for Windows 10 and 11 users, with issues related to credential prompts identified as the cause of previous login difficulties. Some users still report issues such as blank screens and crashes in Outlook Classic. Microsoft previously issued an emergency fix in October for complications related to the Windows Recovery Environment. Additionally, the Extended Security Updates program is available for users who want to continue using Windows 10 with security support.

Winsage

January 17, 2026

Microsoft confirms strange Windows 11 update bug affecting Outlook POP accounts

The KB5074109 update for Windows 11, released on January 13, 2026, has caused Outlook to freeze and hang for users with POP account profiles, preventing the application from exiting properly. Microsoft is currently investigating this emerging issue, which has not yet been listed in the Known Issues section of the update's release notes. A temporary workaround suggested involves uninstalling the KB5074109 update, though this may expose systems to security vulnerabilities.

Winsage

January 16, 2026

Announcing Windows 11 Insider Preview Build 26220.7653 (Beta Channel)

Windows 11 Insider Preview Build 26220.7653 (KB5074157) has been released to the Beta Channel. Changes and Improvements: - The "Accounts > Other Users" dialog has been redesigned using the WinUI framework and now supports dark mode. - Copilot prompt suggestions in Click to Do will load instantly, but this change is not available for Insiders in the EEA or China. - Users can now set .webp images as their desktop background. Fixes: - Taskbar autohide issue resolved. - Start menu memory leak fixed and issues with incorrect opening side for Arabic and Hebrew users addressed. - Bluetooth battery level display issue resolved. - Fixed unexpected app behavior in Xbox full-screen experience. - Login screen password icon issue fixed. - Resolved crash in Settings when interacting with audio devices. - Fixed keyboard character repeat delay settings discrepancy. - Addressed clipped text issues in msinfo32 and installation errors with .appinstaller files. - Notepad font display issue corrected. - Fixed explorer.exe hang issue upon logging in. Known Issues: - Some applications may exhibit unexpected behavior in Xbox full-screen experience. - Investigating visibility issues of apps in the system tray for some Insiders. - Addressing display issues on secondary monitors showing black screens. - Working on a fix for Microsoft 365 Copilot prompt box functionality when the app is not running. Reminders: - Updates are based on Windows 11, version 25H2. - Features are rolled out gradually using Controlled Feature Rollout technology. - Features in development may not be released to the public and can evolve or be removed.

Winsage

January 12, 2026

Windows 11 Insider Build 26220.7535 Adds Narrator Copilot Features and Removal Policy

Microsoft has released Windows 11 Insider Preview Build 26220.7535 (KB5072046) to the Dev and Beta Channels, focusing on accessibility enhancements and improvements for managing Copilot features. The update introduces Copilot-powered image descriptions via the Narrator feature, allowing users to generate detailed descriptions of images on all Windows 11 devices. This functionality is available on Copilot+ PCs without cloud data transmission and is also extended to non-Copilot+ systems, though it is currently unavailable in the European Economic Area. Additionally, a new Group Policy option titled Remove Microsoft Copilot App allows administrators to uninstall the Copilot app under specific conditions. The build also includes a refresh of the Windows Spotlight desktop icon and various bug fixes addressing issues in the Start menu, File Explorer, printing dialog, Snipping Tool, and Windows Update. Known issues remain, including interaction problems in the Start menu and crashes in Settings. The features in this build are being rolled out gradually and may change before general release.