KB5077240 (build 28020.1673) for Windows 11 26H1 refines dark mode and adds network speed test (Canary)
New preview of Windows 11 lands in Canary with a built-in Taskbar speed test, deeper dark mode, and new recovery defaults.
The Windows Insider Program gives enthusiasts, developers, and IT professionals early access to upcoming Windows features before they reach the general public. Through preview builds released across the Canary, Dev, Beta, and Release Preview channels, Microsoft tests new experiences, system changes, and under-the-hood improvements in real-world scenarios.
The program is currently available for Windows 11 since Windows 10 is no longer a supported operating system.
This section brings together all coverage related to the Windows Insider Program, including hands-on impressions, build breakdowns, new and removed features, known issues, and what each update means for Windows 11 and future versions of the operating system.
Build 26300.7939 (KB5077243) for Windows 11 26H2 expands Shared audio and safer batch files (Dev)
Microsoft tightens batch file security and expands shared audio, while refining Narrator and system reliability.
KB5077230 (build 28020.1619) for Windows 11 26H1 adds new security and app features (Canary)
Microsoft pushes a new preview for Windows 11 26H1 in the 28000 build series. This isn't part of the new 29500 build series.
Build 26300.7877 (KB5077232) for Windows 11 26H2 add improved context menu (Dev)
Microsoft pushes a small update to Windows 11 26H2 with new visual changes, fixes, and improvements.
Build 29531.1000 splits Windows 11’s Canary Channel, creating more confusion for users
The Canary Channel is getting more confusing as Microsoft splits it into two different paths.
Build 26220.7859 (KB5077223) for Windows 11 25H2 adds visual changes and fixes (Beta)
Microsoft pushes a small update to Windows 11 25H2 with new visual changes, fixes, and improvements.
KB5077221 (build 28020.1611) for Windows 11 26H1 adds new system monitor tool (Canary)
Yet another Canary build lands with small changes, and here's what you need to know.
Build 26300.7760 (KB5077202) for Windows 11 26H2 improves Cameras and Taskbar (Dev)
Microsoft pushes a quality update to Windows 11 26H2 with new features for cameras, new emojis, and other visual changes.
KB5074176 (build 28020.1546) for Windows 11 26H1 fixes annoying apps problems (Canary)
Another Canary build lands with fixes only, leaving Insiders questioning Microsoft’s direction.
Build 26300.7733 (KB5074178) for Windows 11 26H2 adds native Sysmon feature (Dev, Beta)
Microsoft pushes a quality update to Windows 11 26H2 with Sysmon, fixes, and improvements.