When attempting to connect to MillenVPN Native using the instructions on how to use MillenVPN Native on Windows 11, the connection may fail with an "IKE authentication credentials not accepted" during the connection.
If you continue to receive the same error after trying to connect again, we regret to inform you that we recommend using either "MillenVPN" or "MillenVPN Native OpenConnect".
Please check the page linked below and use it.
[MillenVPN
How to get started with MillenVPN
MillenVPN Native OpenConnect