MC1228325 (Public Preview) New built in alert tuning rules for Microsoft Defender for Endpoint in Microsoft Defender XDR

Summary The Semi-Annual Enterprise Channel option will be retired from the Office Customization Tool starting April 15, 2026, completing by April 20, 2026. Existing configurations remain unchanged, but new deployments will only offer Current Channel and Monthly Enterprise Channel options. No admin action is required. Message ID: MC1249427 Last Updated: Apr 9, 2026 Published Mar …

Why Does Spotify Exclusive Mode Still Sound Processed on Windows? Exclusive Mode alone won’t give you true bit-perfect Spotify audio. Discover the two hidden settings you must turn off to stop internal sound processing. Key Takeaways What: Spotify Exclusive Mode streams lossless FLAC audio directly to external DACs. Why: Bypasses Windows audio resampling, system notifications, …

Does blocking Firefox AI features actually remove downloaded models from your drive? Discover how Firefox 148’s new AI off switch actively purges local models from your drive and isolates extension APIs. Here is what actually changes. Key Takeaways What: Firefox 148 introduces a central AI Controls panel to block or customize generative browsing features. Why: …

Why is Windows 11 Narrator AI image description not working on my PC? Why is Windows 11 Narrator AI missing in Europe? Learn how local NPU processing vs. cloud fallback creates major usability barriers for non-Copilot+ PCs. Key Takeaways What: Windows 11 Build 26220.7535 updates Narrator AI image descriptions across Copilot+ and standard PCs. Why: …

Summary Microsoft has decided not to proceed with adding Passkeys (FIDO2) as an authentication method in Microsoft Registration Campaigns starting April 2026. Previously planned changes, including automatic updates and nudges for MFA-capable users, will not be implemented at this time. Updates are available in MC1279092. Message ID: MC1253746 Last Updated: Apr 15, 2026 Published Mar …

Summary SharePoint will add AI copilot citation analytics for documents, pages, and news posts, showing how often content is referenced by Microsoft 365 Copilot chat. Available to tenants with over 50 Copilot licenses, rollout starts end of August 2026. No admin action is needed; site owners get new usage insights. Message ID: MC1247902 Last Updated: …

GitLab Patches AI Gateway RCE GitLab patched a CVSS 9.9 flaw that could let authenticated users escape its self-hosted AI Gateway sandbox and execute system commands. These gateways can contain sensitive authentication material and connect the platform’s AI features to underlying AI infrastructure. AI security conversations tend to focus heavily on prompts and model behavior, …

Summary Microsoft is renaming the Microsoft 365 Copilot app in GCC High and DoD to the simpler Microsoft Copilot app name and icon. Users will also see a new “Work” label under their profile in the navigation pane. The change applies across web, desktop, and mobile app experiences for GCC High and DoD users, including …

Summary Microsoft Purview is improving setup and activation for inline collection and DLP policies that protect interactions with unmanaged cloud apps in Microsoft Edge for Business. The update adds support for tenants that use Microsoft Intune multi-admin approval, while preserving existing approval controls. Purview portal status, error messages, and remediation guidance will be clearer, and …

Summary Microsoft Viva Insights is expanding Power BI report publishing so leaders, managers, chief officers, and delegates can publish reports directly instead of relying on analysts. The existing feature access control will be renamed from “Analyst report publish” to “Report publish” and will continue to be managed by Global Admins and Insights Admins. Published reports …