Hello @Tom
Unfortunately Windows 11 ARM is not included in the list of supported clients:
Windows 10 Enterprise
Windows 10 Enterprise 2015 Long Term Servicing Branch (LTSB)
Windows 8 and 8.1 Enterprise
Windows 7 Ultimate
Windows 7 Enterprise
Source: https://learn.microsoft.com/en-us/windows-server/remote/remote-access/directaccess/directaccess
Hope this helps with your query,
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