How to change back ownership?
3760
What if I accidentally run command "chmod -R" on system directories (/, /etc, ...)
124273
Change user id and group id ownership of files within a tarball?
76279
How do I move back to original directory?
81602
How to transfer installed apps from one account to another
131598
How can I go back to the original interface layout?
68330
WINDOWS: Taking Back/Restoring Default Ownership Permissions of directory
78929
How can I change the registered name in Windows 7 to my own?
3558
How do I change my default session?
133849
How can I gain ownership of a question I asked as an unregistered user?
67481
How to revert a do-release-upgrade?
94446
Revert to upstart
64196
Change user associated with Google Drive account (OSX) when old account does not exist
127736
Regaining control of a group after being removed by another admin
43223
How to get my previously owned 3DS games WITHOUT the original system
147088
If I change my avatar (or profile/user image) can I return to the old one?
105430
How does a wand choose its new owner if the wand was created for the owner?
136396
How to remove device(s) from My Market Account?