@Max , Research and find the following methods for your reference:
- Windows Kiosk mode has the setting to configure Auto logon under "User logon type". You can configure this to make the auto logon work. Here is a link with more details for the reference:
https://learn.microsoft.com/en-us/mem/intune/configuration/kiosk-settings-windows - I find on windows side, we can enable Automatically Sign in Account at Startup. You can choose one device to test if change the registry key can make it work. If it works, we can try to deploy the registry key via script in Intune.
https://www.elevenforum.com/t/enable-or-disable-automatically-sign-in-account-at-startup-in-windows-11.835/
Note: Non-Microsoft link, just for the reference.
You can try either of the above method. If there's any question, feel free to let us know.
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