Files/Folders Default Permissions dialog
This dialog opens when you select the Override default permissions on files or Override default permissions on folders checkbox in the Options dialog and click Browse 
next to it.
Use this dialog to re-assign default server permissions to owners of files or folders, groups of owners, and other users.
R stands for Read.
W stands for Write.
X stands for Execute
Item | Description |
|---|---|
Owner | In this row, specify what an owner of a file or folder may do by selecting the checkboxes below the corresponding identifiers. |
Group | In this row, specify what a group of owners of a file or folder may do by selecting the checkboxes below the corresponding identifiers. |
Others | In this row, specify what anyone else may do by selecting the checkboxes below the corresponding identifiers. |
Octal | In this field, specify the octal representation of the specified set of permissions. By default, PhpStorm calculates and re-calculates the value of the field as you select or clear the desired checkboxes. You can also specify the octal value manually. |