Microsoft released a pair of Insider builds to the Beta Channel this week. The update adds native support for .RAR files and other archive file formats.
The new Windows 11 Insider Beta Channel build 22631.2199 (KB5029352) also has some improvements for Narrator, and a large number of bugs that are fixed, along with several known issues
Microsoft has released the newest Windows 11 Build 23526 to the Dev channel insiders today. As usual, the new build brings in plenty of changes and improvements, as well as bug fixes.