Changing visudo caused a problem with sudo
16116
How to modify an invalid '/etc/sudoers' file?
133789
Why does `sudo -i` but not `sudo` remove newline characters?
45048
Getting sudo to work for an alias
117067
How can I lower the delay after incorrectly entered login and sudo passwords?
14750
How to Fix "Read-only file system" error when I run something as sudo and try to make a folder/file?
66222
'sudo' not working after changing the permissions of '/usr' directory
148736
How can I alias a command for sudo?
46919
How does sudo handle $HOME differently since 19.10?
122675
Why don't I have a password for "su"? Problems with "sudo"
20355
Sudo is also user login password - why? how to change?
61534
Prompt for sudo password rather than give access error
106931
How to undo sudo add-apt-repository?
9180
Is there any 'sudo' command for Windows?
18871
How often is the password asked for sudo commands? Where can I set it up?
111511
How to make /sbin/shutdown, /sbin/reboot etc. require sudo again in 16.04?
46726
Does user have to logoff then back on if I change /etc/sudoers?
89652
Lost access to sudo