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Windows
18 posts
ReactOS Can Install on NTFS, but It Is Still an Alpha Test
ReactOS can finally install and boot on NTFS, but caching, journaling and security support are missing. Here is what changed and how to test it safely.
October Windows Server Updates Can Stall Exchange Mail: What to Do
Microsoft says October Windows Server updates can break Exchange OWA, mail flow and DAG health. Here is the affected-KB list, registry mitigation and verification order.
Python 3.15 Makes Windows on Arm Native by Default: How to Check Your Stack
Python 3.15 now defaults to Arm64 on Windows-on-Arm PCs. Here is how to verify the runtime, find incompatible wheels, and add native CI.
Windows October Update Fixes Zero-Day but Can Break Remote Desktop
Microsoft’s October 2026 Windows update fixes an exploited Shell bypass but can break Remote Desktop for some non-admin users. Here’s how to prioritize rollout.
Surface Laptop Ultra Starts at $2,599, but Battery Life Is Still the Big Unknown
Microsoft’s RTX Spark Surface Laptop Ultra can run 120B-parameter AI models locally, but its $2,599 price, Arm compatibility and undisclosed battery life deserve scrutiny.
Microsoft Execution Containers Put AI Agents Behind OS-Enforced Boundaries
Microsoft Execution Containers are now generally available, with file, network, UI and session controls for AI agents. Here is how MXC works and what IT teams should test.
Microsoft’s August Patch Tuesday Makes AFD.sys the Patch Priority
Microsoft’s August 2026 Patch Tuesday fixes roughly 400 vulnerabilities, including an actively exploited AFD.sys privilege-escalation flaw. Windows teams should patch the exploited kernel bug first, then move quickly through exposed server roles, Office, SharePoint, and other high-risk systems.
ACR Stealer Turns ClickFix Lures Into Browser-Token Theft
Microsoft says ACR Stealer activity rose across customer environments from late April to mid-June, with campaigns using ClickFix lures, WebDAV, MSHTA, obfuscated PowerShell, and even JPEG-hidden payloads. Security teams should treat infections as token and document-exposure events, not just password resets.
Zoom’s Windows Account-Takeover Bug Makes Client Updates an Admin Priority
Zoom has patched CVE-2026-53412, a critical Windows client flaw that could let an unauthenticated attacker take over accounts over the network. The practical response is to verify Zoom Workplace and VDI client versions, not just assume auto-update has reached every endpoint.
SharePoint’s New Exploited RCE Turns Patching Into Key Rotation Triage
CISA added Microsoft SharePoint Server CVE-2026-58644 to its exploited-vulnerabilities catalog on July 16, two days after Microsoft patched it. Admins should patch, verify AMSI, hunt for machine-key theft, and reduce internet exposure before treating the farm as clean.