Change root name in ubuntu
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Renaming user name
131960
Is it safe to rename special user folders?
152941
username different in Terminal and System Preferences
97567
How do I set persistent environment variables for root?
116226
Change windows hostname from command line
54482
Why is there no option to login as root?
86192
How to run applications as root?
65038
How to change the default user name in WSL?
149444
How could I reach root after switching from bash to zsh?
114965
Is it possible to rename a Unix user account?
137077
How can I run everything as root
158270
Where do I need to change "Ubuntu" when naming my own custom distribution?
78415
How to change administrator username?
21189
Rename User Account on Windows 10
105082
How do I boot into a root shell?
121061
How to change the mysql root password
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How to change the hostname of a RHEL-based distro?