1. The document provides instructions for using Dropbox to keep files safe by automatically backing them up across devices, take files anywhere by accessing them from any computer or mobile device, and send large files by sharing links without size limits.
2. It explains how to install the Dropbox desktop and mobile apps, add files by dragging and dropping or uploading, and share files and folders by generating links or setting up shared folders where multiple people can collaborate on files in real-time.
3. Dropbox users can keep photos, documents and other files safe by saving them to their Dropbox folder which syncs and backs up the files across all their linked devices, allowing them to access their files from any computer, phone or tablet using the