Post screenshots please, we can't possibly know what you could think of. All the other posts about the issue explain and provide links to the current firmware that would be needed, the unusual login name formatting required and the time etc. You provided nothing to work with.
I've seen similar questions but none have solved my problem.
Trying to setup the file destination fot AltaLink® C8045. I have the share, path and user setup but still fails.
Windows server 2016, I've checked everything I can think of.