Build 2026: Windows AI, MXC Sandbox, Web IQ, and Security Tools

Copilot taskbar integration mid-2026. MXC OS-level sandbox detailed. MDASH discovered 16 Windows flaws. MAI-Cyber-1-Flash launched. Copilot+ PCs primer; Copilot Pro ending Aug 1, 2026. Practical deep-dive on Copilot in Windows endpoint governance. Windows 365 turns five, highlighting AI agent pivot with Windows 365 for Agents and MXC sandboxing.