chown

chown - change file owner and group.

Change the owner of a file:

chown user01 file.txt

Change the group of a file:

chown :group01 file.txt

Change the owner and group of a file:

chown user01:group01 file.txt

Change owner and group only if a file or dir belongs to a certain owner or group:

chown --from=user01:group01 new_user:new_group file.txt

Change owner and group information from a reference file:

chown --reference=file.txt file2.txt

Change owner and group information recursively:

chown -R user01:group01 /home/user01/backups/

Change owner and group suppressing error messages:

chown -f -R user01:group01 /home/user01/backups/

Change group ownership to login group of specified user:

chown user01: file.txt

Change owner and group of symbolic links:

chown -h user01:group01 file_link

Change owner and group using UID and GID:

chown 1001:1001 file.txt

Display details of chown operation:

chown -v user01:group01 file.txt