microsoft
Microsoft fixes bug behind ‘Defender Antivirus is turned off’ alerts
Microsoft has resolved a known issue that causes incorrect alerts warning that Defender Antivirus was turned off after installing recent updates. In a Windows release health dashboard update on Thursday, Microsoft said the issue was fixed in the Microsoft Defender Antivirus update (version 4.18.26080.4) released on September 17. The company acknowledged the bug in late […]
Microsoft fixes broken copy and paste for Excel 2016 users
Microsoft has fixed a known issue that causes copy-and-paste failures for some Excel users after installing the September 2026 KB5002914 security update. This follows a wave of customer reports on the Microsoft Q&A forums and Reddit that KB5002914 breaks copy-and-paste, autofill, and formula dragging in Excel. “Although users try to paste content, the source remains […]
Microsoft shares workaround for Windows domain login issues
Microsoft shared a temporary fix on Wednesday for a known issue that prevents Windows 11 users from logging in with valid domain credentials after installing the September 2026 security updates. According to widespread reports from users and IT administrators on Microsoft’s Q&A forums, Reddit, and other online platforms, this bug breaks domain trust relationships on […]
Microsoft says Copilot buttons still missing in classic Outlook
Microsoft says it’s still investigating a known issue that causes the Copilot and Copilot Chat buttons in classic Outlook to disappear for some Windows users. As it acknowledged when it announced a fix via a service change in June, this affects only customers with the Copilot Chat (Basic) license or a paid M365 Copilot (Premium) […]
Windows Server 2022 reaches end of mainstream support next month
Microsoft has reminded customers that Windows Server 2022 will reach the end of mainstream support next month and enter extended support until October 2031. Windows Server 2022 was unveiled in March 2021, and it became generally available in September 2021 as the Long-Term Servicing Channel (LTSC) release, with 10 years of support. “On October 13, […]
Microsoft confirms KB5002914 Excel update breaks copy and paste
Microsoft has confirmed that copy and paste may silently fail for some Excel users after installing the September 2026 KB5002914 security update. This follows a wave of customer reports on Reddit and the Microsoft Q&A forums that the KB5002914 Office security update is breaking copy-and-paste, autofill, and formula dragging in Excel. The company has confirmed […]
Microsoft releases emergency Windows updates to fix RDS failures
Microsoft has released emergency out-of-band Windows updates to fix Remote Desktop Services failures caused by this month’s security updates, along with Hyper-V and USB audio problems on some Windows versions. The September 2026 security updates caused Remote Desktop Services (RDS) to become unstable on affected systems, leading to RDP connection and sign-in failures and, in […]
Microsoft: September updates cause RDS failures on Windows Server
Microsoft has confirmed reports that the September 2026 security updates cause Remote Desktop Services (RDS) failures on Windows Server systems. According to a release health update on Friday, this known issue impacts Windows Server 2012 and later, as well as Windows 10 and Windows 11 devices. This confirmation follows widespread reports from Windows admins that […]
Microsoft: September updates break audio on some Windows PCs
Microsoft has confirmed that USB audio devices may fail on some Windows systems after installing the KB5124008 and KB5124012 September 2026 security updates. This known issue affects only devices running Windows 11, version 24H2 or later, and is limited to USB Audio Class 1.0 devices. “After installing the September 8, 2026, Windows security update [..], […]
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 […]