اون مورد در اینگونه موارد استفاده میشه و الان ربطی به این موضوع نداره1!

File Creation: By default, files created by the installation of components, modules and mambots inherit the server default permissions. By choosing "CHMOD new files", you can over-ride the server permissions.

Directory Creation: As with files, new directories will by default inherit the server default permissions. Choose "CHMOD new directories" to over- ride the server permissions
.