The system is running in low graphics mode after changing root password
10252
How to fix "The system is running in low-graphics mode" error?
51339
Why is it bad to run as root?
121061
How to change the mysql root password
142930
What is the default password for Ubuntu 12.04?
45329
Why does Ubuntu have a disabled root account?
54482
Why is there no option to login as root?
111479
How do you keep the password hidden when invoked during the su command?
8605
How to run a specific program as root without a password prompt?
116697
Ubuntu 18.04 login screen looks weird
42702
Can not change permissions while root
16597
No password prompt at sudo command
117067
How can I lower the delay after incorrectly entered login and sudo passwords?
140231
How to get back sudo on Ubuntu?
136622
How to change password complexity requirements in Ubuntu 14.04LTS
130404
How to make password show asterisks as I type it when running `sudo` command?
129130
How to NOT become a root user? Are administrators root?
88003
can't log in after password change (ecryptfs)