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Today we're expanding model choice in Microsoft 365 Copilot with the addition of Anthropic's latest model—Claude Opus 4.7—now available in Copilot Cowork (Frontier) and Copilot Studio early release cycle environments, and rolling out to Copilot in Excel. Opus 4.7 is designed to be faster and more precise, with improved ability to select the right tool for the task. It handles complex ...

This cumulative update for Windows 11, version 25H2 and 24H2 (KB5079473), includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates, optional non-security preview updates, out-of-band (OOB) updates, and continuous innovation, see Windows monthly updates explained ...

Microsoft has officially removed the SaRA utility from all in-support versions of Windows updates released on and after March 10, 2026. Can I reuse SaRA scripts with the Get Help command-line tool? No, all these scripts are migrated to GetHelpCmdLine. These scripts no longer work in the SaRACmdLine environment.