I changed my account from Administrator to Standard. How can I reverse this?
3716
How do I add myself back as a sudo user?
56465
Got not sufficient privileges message in CMD when logged on as administrator
87514
Access denied even though I'm an Administrator?
71449
How can I revert a config file back to the originally installed version after I have edited it?
126755
How to revert an accidental file association
69126
How can I change my password?
109665
I lost access to my account.
114965
Is it possible to rename a Unix user account?
11036
Changed permissions of / to user
82
How do I reset a lost administrative password?
36061
I've lost access to my SE email and password; do I have options?
95666
How do you run as a different user from the Start Menu in Windows 10?
145944
How do I change a username? (shortname and home folder)
140038
How do I disassociate Microsoft account credentials from an account in Windows 10?
74235
How to revert to factory settings?
94446
Revert to upstart
128389
I have no account in ubuntu