请参见建设出色iOS 11中基于文档的应用程序.

如果要在文件应用中查看它，则需要在Info.plist中设置以下值:

If you want to see it in the files app, you’ll want to set the following value in your Info.plist:

• 支持文档浏览器"(UISupportsDocumentBrowser)

或

• 应用程序支持iTunes文件共享"(UIFileSharingEnabled)；和
• 支持就地打开文档"(LSSupportsOpeningDocumentsInPlace)

• "Application supports iTunes file sharing" (UIFileSharingEnabled); and
• "Supports opening documents in place" (LSSupportsOpeningDocumentsInPlace)