Looking for logging into the Ubuntu Xenial 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 Xenial site. After that you can login as usual with your login credentials.
https://askubuntu.com/questions/832137/ubuntu-xenial64-box-password
https://stackoverflow.com/questions/41337802/vagrants-ubuntu-16-04-vagrantfile-default-password/41337943
https://linuxconfig.org/how-to-login-as-root-user-on-ubuntu-xenial-xerus-16-04-linux-desktop
https://www.quora.com/What-is-the-default-password-for-Ubuntu-16-04-LTS
https://login.ubuntu.com/
https://help.ubuntu.com/stable/ubuntu-help/user-autologin.html.en
https://packages.ubuntu.com/login
http://manpages.ubuntu.com/manpages/xenial/man5/login.defs.5.html
https://www.techonthenet.com/linux/sysadmin/ubuntu/login_16_04.php
https://ubuntuforums.org/showthread.php?t=2367755
https://www.hiroom2.com/2017/05/16/ubuntu-16-04-root-login/
https://bugs.launchpad.net/bugs/1569237
http://manpages.ubuntu.com/manpages/xenial/man8/lastlog.8.html