# documentStorageURL The root URL for all shared documents. ``` var documentStorageURL: URL { get } ``` ## Discussion This property contains the URL `/File Provider Storage`, where *container URL* is the value returned by the method. The container URL refers to an app group container directory used by the `NSFileProviderExtension` extension. You can specify this shared container using the `NSExtensionFileProviderDocumentGroup` key in the File Provider extension’s `info.plist` file. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)