Looking for logging into the Qnap 530 Incorrect site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Qnap 530 Incorrect site. After that you can login as usual with your login credentials.
https://forum.qnapclub.de/thread/23003-ftp-des-turbo-nas-ts-419p-530-login-authentication-failed/
https://forum.qnap.com/viewtopic.php?t=144384
http://forum.nas-forum.org/index.php?page=Thread&threadID=536
https://forum.nas-portal.org/archive/index.php/t-17163.html
https://community.netgear.com/t5/Using-your-ReadyNAS-in-Business/FTP-530-login-incorrect/td-p/1036924
https://forum.filezilla-project.org/viewtopic.php?t=29718
https://bobcares.com/blog/why-you-get-530-login-authentication-failed-in-your-cpanel-pure-ftpd-ftp-server/
https://www.dyncommunity.com/questions/8074/no-http-connection-to-qnap-no-ftp-login-access.html
https://forums.whirlpool.net.au/archive/2215013
http://forum.qnapclub.fr/topic/4433-ftp-et-ldap-distant-530-login-incorrect/
http://forums.mozillazine.org/viewtopic.php?f=38&t=193193
https://idomix.de/193-synology-diskstation-ftp-sftp-dienst-einrichten-und-extern-und-intern-nutzen
http://forum.qnap.net.pl/threads/jak-poprawnie-uruchomi%C4%87-serwer-ftp-na-ts-112p.6845/