Windows
Explore the diverse universe of Windows with our dedicated news section. Stay informed about the latest operating system updates, software releases, security patches, and insider insights into Microsoft’s ecosystem. Discover practical tips, troubleshooting guides, and feature highlights to enhance your Windows experience.
Microsoft fixes Teams, Outlook launch failures on ARM Windows PCs
Microsoft has fixed a bug that prevented Teams and Outlook from launching after installing updates released since the August 2026 Patch Tuesday. The company confirmed last week that this known issue affects users who haven’t installed Microsoft Store updates on ARM-based Windows devices (such as the Surface Pro 11 and Surface Laptop 7) running Windows […]
September Windows Server updates break Remote Desktop Services
Windows admins report that the September 2026 cumulative updates are causing Remote Desktop Services (RDS) failures on Windows Server 2019, 2022, and 2025 systems, preventing users from connecting and, in some cases, requiring a hard reset to restore functionality. The problems appear after installing this month’s Microsoft September 2026 Patch Tuesday cumulative updates, with many admins reporting […]
New ‘BlueMoon’ kit exploited Windows and Chrome zero-day flaws
Multiple cyber-espionage groups deployed an exploit kit dubbed “BlueMoon” that leveraged zero-day vulnerabilities in Microsoft Windows and Google Chrome. BlueMoon combines two security issues in Chromium-based browsers that allow remote code execution and sandbox escape with a kernel local privilege escalation in Windows. The kit appears to be a shared modular tool that supports exploit additions […]
Microsoft says September updates fix mouse settings reset issues
Microsoft has fixed a known issue that wiped mouse settings on some Windows 11 systems after installing the KB5120998 August 2026 preview update. According to user reports, mouse cursor personalization settings automatically changed or reset after installing this buggy update, and users couldn’t restore them even after uninstalling KB5120998 from affected devices. Microsoft confirmed the issues on Friday, […]
Microsoft fixes bug that wiped Windows desktop settings
Microsoft says the September 2026 Patch Tuesday updates fix a known issue causing desktop settings to be lost or reset on some Windows devices. The company confirmed last week, after a wave of user reports that their wallpaper switched to a black background automatically, that this bug is triggered after installing the KB5120998 August 2026 preview update on Windows 11 24H2 and Windows 11 25H2 […]
Microsoft adds age-awareness APIs that can tell if users are children, teens, or adults
Microsoft is adding new age-awareness APIs to Windows 11 that will allow apps to determine whether someone is a child, teenager, or adult without exposing their exact date of birth. The new Windows Age API uses information associated with a Microsoft account and can return age ranges such as under 10, 10-12, 13-15, 16-17, and […]
Windows 11 cumulative updates KB5124008 & KB5122880 released
Microsoft has released Windows 11 KB5124008 and KB5122880 cumulative updates for versions 25H2/24H2 and 23H2 to fix security vulnerabilities, bugs, and add new features. Today’s updates are mandatory as they contain the September 2026 Patch Tuesday security patches for 1,000 vulnerabilities discovered in previous months. You can install today’s update by going to Start > Settings > Windows Update and clicking on ‘Check for Updates.’ You can also manually download […]
Microsoft releases Windows 10 KB5122878 extended security update
Microsoft has released the Windows 10 KB5122878 extended security update, which includes this month’s record-breaking September 2026 Patch Tuesday fixes, along with a few bug fixes. If you are running Windows 10 Enterprise LTSC or are enrolled in the ESU program, you can install this update like normal by going into Settings, clicking on Windows Update, and manually […]
Microsoft September 2026 Patch Tuesday fixes 966 flaws, 2 zero-days
Today is Microsoft’s September 2026 Patch Tuesday, with security updates released for a record-breaking 966 flaws, including two actively exploited zero-day vulnerabilities. This Patch Tuesday addresses 105 “Critical” vulnerabilities, 81 of which are remote code execution, 20 are elevation of privileges, 2 are information disclosure, and 1 security feature bypass. The approximate number of bugs in […]
August updates trigger 0xc0000409 errors on Windows Server 2016
Microsoft says the August 2026 security update may trigger 0xc0000409 errors on Windows Server 2016 systems where the Compatibility Appraiser diagnostic service is enabled. On affected systems, users will see the CompatTelRunner.exe (Compatibility Appraiser Telemetry Runner) process crashing. Microsoft Compatibility Appraiser, which controls CompatTelRunner and is a Windows Compatibility Telemetry component, is a background system […]