This document provides instructions for using the T-OnTheGo app for Android, which allows users to manage files on their Thecus NAS device from their mobile device. It describes how to download and install the app, connect to a NAS via WebDAV, manage files by uploading, downloading, deleting, copying and moving, and play various media files. The document also covers connecting to Dropbox and instantly uploading photos taken on the mobile device to the NAS.