If you disabled SMBv1 on the server, it isn't going to work, you will need to switch to FTP instead.
SMB is on port 445, not 446
Server path builds on the share folder, so you just told it to log into smb:\\192.168.10.100\scanacc\192.168.10.100
So delete everything in the Server path, it isn't needed unless there is a folder inside scanacc
The printer is not part of the domain, so if the account it uses is a domain account, you need to format it as such (domain\username or user@domain) Easiest way to confirm proper formatting is to add the user to the share and type it as it appears in brackets.
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