Looking for logging into the Ubuntu 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 site. After that you can login as usual with your login credentials.
https://login.ubuntu.com/
http://www.google.co.in/url?esrc=s&q=
https://askubuntu.com/questions/223501/ubuntu-gets-stuck-in-a-login-loop
https://vitux.com/how-to-change-login-lock-screen-background-in-ubuntu/
https://www.youtube.com/watch%3Fv%3DOG4deLa_vK8
https://www.youtube.com/watch%3Fv%3DhlVMT3Ap8o4
https://www.youtube.com/watch%3Fv%3DYE-HTRoFr4o
https://www.google.co.in/search?num=20&gl=in&hl=hi&pws=0&ei=8pxxXI7JEsaU8wWk-IrIDw&q=ubuntu+login&tbm=isch&sa=X&ved=2ahUKEwiOisHIydLgAhVGyrwKHSS8AvkQsAR6BAgGEAE
https://www.youtube.com/watch%3Fv%3DWtWf24lIMBQ
https://www.maketecheasier.com/fix-ubuntu-login-loop/
https://serverfault.com/questions/26185/whats-the-default-username-and-password-for-an-ubuntu-live-cd
https://ubuntuforums.org/showthread.php%3Ft%3D2336776
https://itsfoss.com/how-to-hack-ubuntu-password/