Microsoft Releases Dev and Beta Builds to Insiders With a Few New Features

Microsoft issued identical pre-release builds of Windows 11 version 25H2 to the Dev and Beta channels in the Windows Insider Program today.

Windows 11 Beta build 26220.7859 arrives with a new Microsoft 365 upgrade prompt in Settings

Windows 11 Insider Preview Build 26220.7859 (KB5077223) arrives in the Beta Channel with minor improvements and bug fixes.

Microsoft Releases New Beta and Release Preview Channel Builds

If you have a PC enrolled in the Windows Insider Program, you may have a new Windows 11 pre-release update to install.
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I tested Windows 11 February 2026 Updates: Everything new, improved, and fixed

Windows 11 February 2026 update adds Cross-Device Resume, MIDI upgrades, security fixes, and major bug fixes for 24H2 and 25H2.