Step 1:

Please first select the file(s) and/or the folder(s) for which the privileges to be set. Click on Actions and select Permissions (chmod). Afterwards click OK.

Step 2:

You can now set the desired privileges for all selected folders/files by either checking the respective options above or by determining the privileges for each folders/files separately. In case a folder or file should be completely writeable, the privileges must be set to 777. In order to determine the privileges for a selected folder as well as its content, please check the Set permissions recursively option.

Click the Save button.