Microsoft has released Windows 11 Builds 26100.7701 and 26200.7701 (KB5074105) to Insiders enrolled in the Release Preview Channel. These builds correspond to Windows 11 versions 24H2 (Build 26100) and 25H2 (Build 26200). This release introduces several new capabilities.
Windows 11 Build 26300.7674 (Dev) Released
Microsoft has released Windows 11 Build 26300.7674 via KB5074170 to Insiders in the Dev channel. Starting today, the Dev channel is switching to the 26300 build branch. This will effectively remove the ability to switch to the Beta channel. If you're still on the Dev channel and want to switch to the Beta channel, when prompted to install build 26300.7674, you should pause updates in Windows Update, switch to the Beta channel, and then resume receiving updates.
Windows 11 Build 26220.7670 (Beta) released with several fixes
Microsoft has released Windows 11 Build 26220.7670 to Insiders in the Beta channel. This update addresses several issues, including the Extract All option not appearing for non-ZIP archives in File Explorer. There is a fix for a Start Menu issue where the Hide this panel button did not navigate to the correct setting. The Search process now correctly displays a magnifying glass icon instead of an X. And more.
Microsoft is testing a new design for Xbox Cloud Gaming website
Microsoft has started testing a new design for the web version of its Xbox Cloud Gaming service, which makes the interface more similar to that used on Xbox game consoles. Xbox Insider program members can already try out a preview version of the new interface, featuring improved navigation and a variety of animations.
More Patch Tuesday Issues: Windows 11’s KB5074109 Update Kills Modems
Users report that modems refuse to work after installing Windows 11 update KB5074109, released in January 2026. Microsoft says it is not a bug, but a desired change.
More Issues: Patch Tuesday Updates Made Some PCs Unbootable
Microsoft investigates Windows 11 boot failure following January cumulative update. There reports that the January 2026 security update, released on January 13, has left certain Windows 11 devices unable to boot. Affected systems display a black screen with the message, "Your device ran into a problem and needs a restart. You can restart," accompanied by the stop code "UNMOUNTABLE_BOOT_VOLUME." At this stage, the device cannot complete startup and requires manual boot recovery.
Microsoft Has Released Out-Of-Band Update For Windows 11, Second This Month
It seems the January cumulative updates for Windows 11 come with a lot of issues. To fix the bugs, Microsoft earlier released a set of new patches, and now we have the second unscheduled update set in the last two weeks. While the first set addressed issues with Remote Desktop and hibernation, the new update aims to fix Outlook and cloud storage.
Microsoft Launches Public Preview of winapp – Windows App Development CLI
Microsoft has released the public preview of the Windows App Development CLI, known as winapp, an open-source command-line tool designed to simplify the development lifecycle for Windows applications. The tool supports a broad range of frameworks and toolchains, including Electron, C++ with CMake, .NET, Rust, and Dart.
Windows 11 Build 26220.7653 (Dev) is finally available
Several days later, Microsoft finally made Windows 11 build 26220.7653 available to Insiders in the Dev channel. It is the same build as the one in the Beta channel released earlier.
Improved Notepad and Paint are now available to Windows 11 Insiders
Microsoft is rolling out updated versions of the Notepad and Paint apps to Windows 11 Insiders on the Dev and Canary channels. Notepad version 11.2512.10.0 adds support for strikethrough and nested lists in Markdown, along with a new welcome dialog. Paint version 11.2512.191.0 introduces the AI-powered Coloring book feature, which generates custom coloring pages from text prompts on Copilot+ PCs. It also includes a fill tolerance slider for the Paint Bucket tool.
