https://wccftech.com/windows-10-build-21322-rs_prerelease-is-available/ > Image: @WindowsInsider (Twitter) > Microsoft has released this week's Preview Build for Insiders in the Dev Channel. Windows 10 Build 21322 (from RS_PRERELEASE) is now available for Insiders currently testing features expected with the release of 21H1. Unlike the last several years, Microsoft has introduced the upcoming Windows 10 version 21H1 as a minor release.