KB5083633


Microsoft released cumulative update KB5083633 (Build 28020.1812) for Windows 11 version 26H1. This build is intended for insiders on the Canary channel, which is designed for previewing the latest changes in Windows, including major kernel revisions, API changes, and other critical parts of the OS.

Builds in this channel do not correspond to a specific Windows version, are released immediately after creation with limited documentation, without thorough validation, and may be unstable. Some of the changes being tested will never be released, while others may appear in the future when ready. This update includes a small set of general improvements and fixes aimed at enhancing system stability and overall quality.

No known issues are officially listed at this time, but Canary channel builds are by definition unstable, released with limited documentation and without thorough validation. Some changes tested in the Canary channel may never be released. Users should be prepared for possible crashes.

Installation via Windows Update: go to Settings > Windows Update and click Check for updates. A computer restart is required to complete installation.

Official announcement on the Microsoft website.

The last 10 Windows updates:

Update Build Version Windows Channel Date
KB5082052 22631.6936 23H2 Windows 11 Stable 2026-04-14
KB5083768 28000.1836 26H1 Windows 11 Stable 2026-04-14
KB5082200 19045.7184 22H2 (ESU) Windows 10 Stable 2026-04-14
KB5083769 26200.8246 25H2 Windows 11 Stable 2026-04-14
KB5083633 28020.1812 26H1 Windows 11 Canary 2026-04-10
KB5083632 26300.8170 25H2 Windows 11 Dev 2026-04-10
KB5083635 26220.8165 25H2 Windows 11 Beta 2026-04-10
KB5083824 28020.1803 26H1 Windows 11 Canary 2026-04-03
KB5083822 26300.8155 25H2 Windows 11 Dev 2026-04-03
KB5083825 26220.8148 25H2 Windows 11 Beta 2026-04-03