Is the user is an administrator? which authentication did you enable in iis? try to set the allow user in iis FTP authorization rule. check the user has enough permission to access the shared folder.
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1 Post
FTP connection is closed immediately and user got "Access denided" for network credential popup
Nov 13, 2020 03:55 PM|judith815|LINK
1616 Posts
Re: FTP connection is closed immediately and user got "Access denided" for network credential pop...
Nov 16, 2020 02:33 AM|Jalpa Panchal|LINK
Hi,
Is the user is an administrator? which authentication did you enable in iis? try to set the allow user in iis FTP authorization rule. check the user has enough permission to access the shared folder.
You could refer to below links for more detail:
https://docs.microsoft.com/en-us/iis/configuration/system.applicationhost/sites/site/ftpserver/userisolation/activedirectory
https://docs.microsoft.com/en-us/iis/configuration/system.applicationHost/sites/site/ftpServer/userIsolation/
https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-R2-and-2012/hh831589(v=ws.11)?redirectedfrom=MSDN#EditBasicAuthenticationSettings
https://docs.microsoft.com/en-us/iis/configuration/system.applicationHost/sites/site/ftpServer/security/authentication/basicAuthentication
https://techcommunity.microsoft.com/t5/iis-support-blog/ftp-530-user-cannot-log-in-error-and-solution/ba-p/364570
Regards,
Jalpa