Looking for logging into the Ubuntu 18.04 Aktualisieren 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 Ubuntu 18.04 Aktualisieren site. After that you can login as usual with your login credentials.
https://forum.ubuntuusers.de/topic/login-loop-nach-dem-upgrade-auf-ubuntu-18-04/
http://www.linux-magazin.de/news/ubuntu-18-04-lts-mit-neuen-login-optionen/
https://askubuntu.com/questions/1031797/ubuntu-18-upgrade-failing-to-login-after-upgrade
https://www.reddit.com/r/Ubuntu/comments/8fo588/i_cant_login_after_installing_1804/
https://linuxconfig.org/how-to-update-ubuntu-packages-on-18-04-bionic-beaver-linux
https://www.heise.de/ct/artikel/Ubuntu-18-04-LTS-Ubuntu-Desktop-statt-Unity-Kernel-Livepatching-4030925.html
https://www.youtube.com/watch%3Fv%3D70r_twmDLFI
https://administrator.de/forum/ubuntu-17-10-kein-login-upgrade-362659.html
https://club.computerwissen.de/qa/update-auf-ubuntu-18-04-lts
https://kofler.info/ubuntu-18-04/
https://www.pro-linux.de/news/1/26133/ubuntu-18041-lts-bionic-beaver-erschienen.html
https://blog.ubuntu.com/2018/07/26/first-point-release-of-18-04-lts-available-today
https://www.pcwelt.de/a/bionic-beaver-ubuntu-18-04-lts-neuerungen-und-release-termin,3448572