Enhanced user experience and instructions for viewing and editing docs. Added help section with answers to frequently asked questions. Updated information, content and capabilities. Improved performance and landscape support. Remember most recently opened document. Show list of previously opened documents. Improved accessibility of top features. Open documents from other apps. Simplified loading of documents. Added sharing and more fixes. Improved first use experience. More convenient docs access. Improved files interface. Preserve more views. Smart shortcuts. Better graphics. Content updates. Improved search.Integration improvements.Optimized for iOS 9.Add document picker.More tutorials.Organization enhancements.Improved guides.Other fixes.