18 of 100 stories tagged “Windows 11”
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Microsoft: KB5120998 Mouse Reset Bug Hits Only Non-English Windows 11 PCs
Microsoft has confirmed that a mouse personalization reset bug tied to the KB5120998 August 2026 preview update only affects non-English Windows 11 installations, after user reports flagged the issue on version 25H2 and 24H2 devices.
Microsoft confirms KB5120998 resets Windows 11 desktop settings
Microsoft has confirmed that the optional KB5120998 preview update stops some Windows 11 desktop settings from loading, leaving a solid black background that users cannot restore manually.
Microsoft Tells Users to Ignore False 'Antivirus Is Turned Off' Alerts
Microsoft has confirmed a known issue in which recent Microsoft Defender Antivirus updates trigger false "Microsoft Defender Antivirus is turned off" alerts in the Windows Security app, even though the antivirus is running normally. The bug affects all supported Windows client and server versions, including Windows 11 26H1 and Windows Server 2025, and a fix is still pending.
Windows 11 KB5120998 Update Adds 35 Changes, Movable Taskbar
Microsoft released the optional Windows 11 KB5120998 preview update for versions 24H2 and 25H2, bringing 35 changes, including a repositionable taskbar, resizable Start menu, and the phased rollout of Administrator Protection.
Windows Task Manager Gains NPU and GPU Neural Engine Columns
Microsoft has updated Windows Task Manager to show per-process NPU and GPU neural engine activity on the Processes and Performance tabs, giving IT pros and developers a built-in way to see whether AI workloads run on dedicated silicon or fall back to the CPU.
Microsoft Tests Faster Windows 11 File Explorer, Redesigned Context Menu
Microsoft has started testing a redesigned File Explorer and context menu in Windows 11 Insider preview builds, promising faster right-click performance, less clutter, and a new Settings page to control which commands and app extensions appear.
Microsoft Tests 'Cloud Rebuild' Windows 11 Recovery in Insider Preview
Microsoft is previewing Cloud Rebuild, a new Windows 11 recovery option that reinstalls the OS by downloading the image and drivers from Windows Update — even when Windows won't boot. It arrived in Insider Experimental Preview Build 26300.8772 and is currently for non-production evaluation only.
Windows Settings Backup to Be On by Default from Windows 11 26H2
Microsoft is turning Windows settings backup and restore on by default for eligible managed devices, making a recoverable list of settings and Microsoft Store apps a baseline part of the Windows experience rather than an opt-in step. The feature is in preview for Windows Insiders now and becomes generally available with Windows 11, version 26H2.
Microsoft Ships KB5095093 Preview Update to Fix Windows 11 Taskbar, Explorer and GPU Bugs
Microsoft released KB5095093, the June 23, 2026 optional preview cumulative update for Windows 11, advancing systems to OS Builds 26200.8737 and 26100.8737. The non-security update fixes eight reliability defects including taskbar input failures, File Explorer refresh bugs, DirectX rendering crashes and Bluetooth audio disconnects, but ships with three known installation issues.
Microsoft June 2026 Patch Tuesday: KB5093998 Fixes 7 Flaws in Windows 11 23H2 Including Actively Exploited Kernel Bug
Microsoft released KB5093998 on June 11, 2026, a security update for Windows 11 23H2 patching 7 CVEs including an actively exploited kernel privilege escalation and a DirectX graphics RCE flaw.
Microsoft Ships KB5094126 June 2026 Security Update for Windows 11 24H2 and 25H2
Microsoft released KB5094126 on June 9, 2026, a security update for Windows 11 versions 24H2 and 25H2 and Windows Server 2025. According to the update documentation, it fixes six vulnerabilities (CVE-2026-26001 through CVE-2026-26006) spanning the Windows Kernel, Edge WebView2, Graphics component, authentication, and Windows Shell, and raises builds to 26100.8655 (24H2) and 26200.8655 (25H2).
KB5089573 Adds Shared Audio, NPU Task Manager, and Faster Shell to Windows 11
Microsoft released KB5089573 on May 26, 2026, an optional preview for Windows 11 24H2 and 25H2 (Builds 26100.8524/26200.8524) with Shared Audio, Task Manager NPU monitoring, Multi-App Camera, and shell performance gains under the K2 initiative.
Microsoft Ships KB5087051 to Patch Four .NET Framework CVEs on Windows 11 25H2
Microsoft's KB5087051 cumulative update for .NET Framework 3.5 and 4.8.1 on Windows 11 Version 25H2 addresses four CVE-tracked vulnerabilities, including remote code execution, an ASP.NET Core authentication bypass, and a serialization denial-of-service flaw, alongside WCF stability and Entity Framework performance fixes.
KB5002866 Patches Two Critical Office 2016 Remote Code Execution Flaws
Microsoft's May 2026 Patch Tuesday delivers KB5002866 for Office 2016, fixing CVE-2026-40358 (use-after-free) and CVE-2026-40363 (heap buffer overflow), both rated critical with CVSS 8.4.
KB5087420 Fixes RDP Warning and Delivers May Patch Tuesday for Windows 11 23H2
KB5087420 is the May 2026 Patch Tuesday update for Windows 11 23H2 (Build 22631.7079). Fixes the RDP multi-monitor warning issue from KB5082052, includes Secure Boot cert targeting improvements, and addresses BitLocker recovery behavior.
Microsoft Ships KB5089466 Hotpatch for Windows 11 24H2 and 25H2
Microsoft released KB5089466, a restart-free security hotpatch for Windows 11 versions 24H2 and 25H2, on May 12, 2026. The update addresses multiple high-severity vulnerabilities across the Windows kernel, networking stack, authentication, drivers and services, raising builds to 26100.8390 and 26200.8390.
Microsoft Ships KB5089549 May 2026 Update Fixing Three Windows 11 CVEs
Microsoft released KB5089549 on May 12, 2026, a cumulative security update for Windows 11 24H2 and 25H2 that patches three vulnerabilities — a kernel elevation of privilege, a DirectX graphics memory corruption, and a networking authentication bypass — while raising builds to 26100.8457 and 26200.8457.
KB5083631 Brings Xbox Mode, Taskbar Agents, and Driver Trust Changes to Windows 11
KB5083631 is the April 2026 optional preview for Windows 11 24H2/25H2 (Builds 26200.8328/26100.8328). Features: Xbox Mode, Agents on Taskbar, haptic feedback, FAT32 2TB, driver policy hardening.