microsoft
Microsoft to roll out Entra passkeys on Windows in late April
Microsoft will roll out passkey support for phishing-resistant passwordless authentication to Microsoft Entra‑protected resources from Windows devices starting late April. The feature is expected to reach general availability by mid-June 2026 and will also extend passwordless sign-in to unmanaged Windows devices. Microsoft says that Entra passkeys on Windows will support corporate, personal, and shared devices, […]
Microsoft now lets admins uninstall Copilot on enterprise devices
Microsoft says IT administrators can now uninstall the AI-powered Copilot digital assistant from enterprise devices using a new policy setting, which has become broadly available after the April 2026 Patch Tuesday. RemoveMicrosoftCopilotApp is available as a Policy CSP and Group Policy after deploying this month’s Windows security updates on endpoints managed via Microsoft Intune or System Center […]
Microsoft Teams to get efficiency mode on PCs with limited resources
Microsoft is preparing to roll out a new Efficiency Mode for Microsoft Teams for systems with limited CPU and memory resources to improve app responsiveness. As the company explained in a Tuesday message center update (MC1287373), this new performance-optimized experience will be enabled by default on eligible devices and will also improve meeting quality by […]
Microsoft traces Universal Print issues to Graph API code change
Microsoft says that an ongoing Universal Print sharing issue that prevents users from creating some printer shares is due to a Microsoft Graph API code change. Universal Print is a cloud-based print solution designed to replace on-premises print server setups and provide Microsoft 365 customers with centralized print management capabilities. After confirming the issue (tracked under UP1287359) on […]
Microsoft releases emergency patches for critical ASP.NET flaw
Microsoft has released out-of-band (OOB) security updates to patch a critical ASP.NET Core privilege escalation vulnerability. The security flaw (tracked as CVE-2026-40372) was found in the ASP.NET Core Data Protection cryptographic APIs, and it could allow unauthenticated attackers to gain SYSTEM privileges on affected devices by forging authentication cookies. Microsoft discovered the flaw following user reports […]
Over 1,300 Microsoft SharePoint servers vulnerable to spoofing attacks
Over 1,300 Microsoft SharePoint servers exposed online remain unpatched against a spoofing vulnerability that was exploited as a zero-day and is still being abused in ongoing attacks. The security flaw, tracked as CVE-2026-32201, affects SharePoint Enterprise Server 2016, SharePoint Server 2019, and SharePoint Server Subscription Edition (the latest on-premises version, which uses a “continuous update” model). […]
Microsoft tests Windows Explorer speed, performance improvements
Microsoft is rolling out multiple File Explorer changes to Windows 11 users in the Insider program, including improvements to launch speed and performance. While Microsoft didn’t share how the speed and performance improvements are being implemented, it was testing a new feature in November that preloaded File Explorer in the background to improve launch times and performance. […]
Microsoft pulls service update causing Teams launch failures
Microsoft has reverted a recent service update that was preventing some customers from launching the Microsoft Teams desktop client. Affected users are getting stuck on the loading screen and seeing the “We’re having trouble loading your message. Try refreshing.” error message. On Friday morning, after acknowledging the incident (tracked under TM1283300), Microsoft said the launch failures […]
Microsoft releases emergency updates to fix Windows Server issues
Microsoft has released out-of-band (OOB) updates to fix issues affecting Windows Server systems after installing the April 2026 security updates. As Microsoft confirmed last week, some admins may experience failures when installing the KB5082063 security update on Windows Server 2025 devices. Additionally, this month’s Patch Tuesday cumulative updates are causing some Windows servers with domain controller […]
Microsoft: Some Windows servers enter reboot loops after April patches
Microsoft has confirmed that some Windows domain controllers are entering restart loops due to Local Security Authority Subsystem Service (LSASS) crashes after installing the April 2026 security updates. The company also warned that Windows admins may encounter this issue when setting up new domain controllers, or even on existing ones, if the server processes authentication […]