https://wccftech.com/windows-11-insider-preview-build-22621-out-for-beta-channel/

Today, the Windows maker has released two different builds for Windows Insiders in the Dev and Beta Channels. While the Dev Channel receives builds that include features and experiences that may never get released to the public, Beta Channel gets features that are closer to being released to the public.

Dev Channel is getting Build 25115, and Beta Channel receives Preview Build 22621. Head over to this piece for details on Windows 11 Insider Preview Build 25115. As for Windows 11 Insider Preview Build 22621 for the Beta Channel, it brings a number of fixes, and ISO files for this build are also available for a clean installation.