The URL should end with "/dav.php/". For more details, please see http://docs.filerun.com/webdav
Thanks for your kind reply, but after adding "/dav.php/" it like this.
We use the system very well, but only Webdav worked not well.
Please see for configuring your web server better: https://feedback.filerun.com/communities/1/topics/187-provide-nginx-config-example
Customer support service by UserEcho