Firefox Can Do All This? 21 Features Most Users Never Touch

Firefox packs far more functionality than most users realize. This rundown covers 21 lesser-known features including tab split view for side-by-side browsing, a built-in PDF viewer with annotation and merging, a native color picker eyedropper, a full-page screenshot tool, on-page translation, reading mode with text-to-speech, AI-powered summaries and link previews, tab grouping with AI assistance, picture-in-picture video, vertical sidebar tabs, quick history deletion, multiple profiles, a task manager (Shift+Esc), copy-link-to-highlight, address bar keyboard shortcuts, a hidden ball game, experimental rounded corners and custom keyboard shortcuts via about:config, and a Firefox Labs section for opt-in experimental features.