By default only administrative users can perform write operations on specific folders of the WebDAV file store. This affects public and user owned folders. You can enable write access for all authenticated users on WebDAV file stores folders.
To enable this,
REP Name: WP ConfigService REP
Propery name: filestore.writeaccess.allowed
Property value : true
Restart the server.
filestore.writeaccess.allowed applies to the filestore entry points for home directories for each user located at:
Note: By default for administrator home directory is created in webdav. It contains a folder called public .Public folder is shared by all users.
Similar to wpsadmin, for other user public folder is created.