These kiosks might sometimes fail to restart Microsoft Edge if users close the browser window. We fixed an issue with Assigned Access kiosks that are configured with Microsoft Edge as a kiosk application.We added a feature that facilitates certain cross-browser data transfers.This issue occurs when the credentials page for signing in to Azure Active Directory appears, and you press the Windows key five times. We fixed an issue that prevents you from accessing the pre-provisioning page during the out-of-box experience (OOBE).This update includes the following improvements:

This means these Insiders will need to go to Settings > Update & Security > Windows Update and choose to download and install Windows 10, version 21H2. For Insiders not yet on Windows 10, version 21H2 – this update is offered via our “seeker” experience in Windows Update and ONLY to Insiders who were moved from the Beta Channel to the Release Preview Channel because their PC did not meet the hardware requirements for Windows 11. This update will be offered automatically for Windows Insiders already on Windows 10, version 21H2 in the Release Preview Channel. Hello Windows Insiders, today we are releasing Windows 10, version 21H2 Build 19044.1319 (KB5006738) to the Release Preview Channel.

Windows version 21h2