Hi @Anonymous ,
Thank you for posting in Microsoft Q&A forum.
1,Please help check the smsts.log and c:\windows\debug\netsetup.log (detailed logging of join attempt) and c:\windows\setuperr.log (errors only) to see if there is any further information.
2,Please also help check if the fixed IP address is already used by another existing device.
Thanks for your time. Have a nice day!
Best regards,
Simon
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