Changing file ownership
$ chown ownername folder/filename $ chown user1 /myfolder $ chown mikky file.txt $ chown -R mikky /myfiles/photos //change the group of file. $ chown :game data.txt //the owner is set to charly followed by a colon and a group ownership is set to game group $ chown charly:game data.txt
Changing group ownership of a file/folder
chgrp [options] group FSO
$ chgrp group_name file_name