Microsoft Releases Windows 11 26H2 Preview to Insiders

Microsoft has released the first preview build of Windows 11 version 26H2 to participants in its Insider Program's Dev Channel, signaling a major feature update set for later this year that emphasizes deeper artificial intelligence integrations alongside system enhancements. The build, numbered 26300.7674, arrives as an enablement package, a method that activates pre-embedded features without requiring a full system reinstallation, similar to the approach used for the previous 25H2 update released in October 2025.

This update represents Microsoft's most substantial push since the 25H2 release, focusing on transforming Windows 11 into what company officials describe as an "agentic" operating system. Central to these changes are expansions of the Copilot AI assistant, which will integrate directly into core applications. Early testers report Copilot appearing in File Explorer's right-hand panel, where it can analyze, search, and summarize file contents contextually. Similar functionality is planned for Windows Search on the taskbar, enabling quicker queries and task automation. Additional integrations include the notification center and a redesigned Run dialog box, with features...