@Johan Sundelius Thanks for posting in our Q&A.
For Edge Chromium browser, to clarify this issue, it is suggested to do some check. We can read the following article as a reference to try to troubleshoot.
https://learn.microsoft.com/en-us/windows/configuration/kiosk-troubleshoot#multi-app-kiosk-issues
For autlogin, we suggest to check if there is any error in Event Viewer logs under Applications and Services Logs\Microsoft\Windows\Authentication User Interface\Operational.
If there is anything unclear, feel free to let us know.
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