You can easily back up files to Dropbox by installing our desktop and mobile apps, or by signing in to dropbox.com. With our desktop app installed, all you need to do is save files to the Dropbox folder on your computer. In our mobile app, you can upload files from your phone or tablet and use your device’s camera to scan documents to Dropbox. And on the web, you can drag and drop files from your desktop right into your browser to upload them to Dropbox.