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Chmod 4644

Chmod 4644 (chmod a+rwx,u-x,g-wx,o-wx,ug+s,+t,g-s,-t) sets permissions so that, (U)ser / owner can read, can write and can't execute. (G)roup can read, can't write and can't execute. (O)thers can read, can't write and can't execute.

Owner Rights (u) Group Rights (g) Others Rights (o)
Read (4)
Write (2)
Execute (1)
Extra chmod command options







Use the octal CHMOD Command:

chmod -R 4644 folder_name
OR use the symbolic CHMOD Command:

chmod -R a+rwx,u-x,g-wx,o-wx,ug+s,+t,g-s,-t folder_name
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Chmod Permissions for chmod 4644

Chmod owner

  • Owner can read
  • Owner can write
  • Owner can't execute

Chmod group

  • Group can read
  • Group can't write
  • Group can't execute

Chmod other

  • Others can read
  • Others can't write
  • Others can't execute

How chmod 4644 looks in file listing

For files

After changing a file's mode to 4644 the file's mode will be displayed in Unix style file lsting as: -rwSr--r--

For folders

After changing a directory's mode to 4644 the folder's mode will be displayed in Unix style file lsting as: drwSr--r--