The Dev channel has been updated to 30.0.1599.21 (platform version: 4537.25.0) for all Chrome OS devices. This release contains several improvements and bug fixes. Known Issues:
New Folder button in Files App not working (272765). Workaround: Create the folder using context menu in the files window.
If you find new issues, please let us know by visiting our help site or filing a bug. Interested in switching channels? Find out how. You can submit feedback using ‘Report an issue...’ in the Chrome menu (3 horizontal bars in the upper right corner of the browser).