Looking for logging into the Ubuntu Kde Screen Does Not Appear 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 Kde Screen Does Not Appear site. After that you can login as usual with your login credentials.
https://bugs.launchpad.net/bugs/1563048
https://www.linuxquestions.org/questions/linux-newbie-8/kde-login-screen-doesn%2527t-appear-571173/
https://askubuntu.com/questions/342648/login-screen-doesnt-appear-automatically-need-to-press-ctrlaltf1-and-then-ct
https://ubuntuforums.org/showthread.php%3Ft%3D1947837
https://www.reddit.com/r/kde/comments/7joica/kde_login_screen_not_reacting_to_input/
https://forum.kde.org/viewtopic.php%3Ff%3D67%26t%3D136319
https://forum.kde.org/viewtopic.php%3Ft%3D136782
https://appuals.com/fix-broken-login-screen-packages-ubuntu/
https://linuxconfig.org/how-to-install-kde-plasma-desktop-on-ubuntu-18-04-bionic-beaver-linux
https://forums.linuxmint.com/viewtopic.php%3Ft%3D247914
https://www.kubuntuforums.net/showthread.php/72780-Keyboard-displayed-on-login-screen
https://seravo.fi/2015/fixing-black-screen-after-login-in-ubuntu-14-04
https://forums.mauilinux.org/showthread.php%3Ftid%3D24578