How to Enable Root Login on Ubuntu 17.04
9326
How to enable root login?
145864
How do I get Ubuntu to ask me for a password at login again?
53476
How to give root power to another user
97481
How do I disable remote SSH login as root from a server?
32021
Can't login after suspend on Ubuntu 17.10
77374
Active login not recognized on Super User
40667
How do I gain root privileges?
101564
How to change MySQL root password to default?
97567
How do I set persistent environment variables for root?
67698
What is the root user
136007
How to enable root login again after changing password?
2686
Ubuntu 17.10 GDM Auto-Login not working
139134
How do I change the login screen in Ubuntu 16.04+?
4382
What is the default root password?
16597
No password prompt at sudo command
38232
How do I enable the root account in Mac OS X?
65829
How to run a command as a user whose login is disabled?