: A dedicated "AI Controls" section in settings to manage features like the "Smart Window," which uses AI for article summaries, quick definitions, and product comparisons.
: Hardware acceleration for faster loading, direct image downloads from PDFs, and the ability to reorganize, move, copy, or delete pages within the viewer.
As of April 2026, Firefox Beta (Version 151.0) and recent builds have introduced several advanced capabilities: Firefox Beta — Web Browser
: Those who need to test their websites against the next browser version to ensure compatibility. Safety & Risks
: It is less stable than the standard release and may experience occasional crashes or performance issues. : A dedicated "AI Controls" section in settings
: Hardware-accelerated SVG filter primitives and Wide Color Gamut (P3) support for Windows and macOS, providing more vivid colors in games and video. Target Audience
: On desktop, the Beta version often acts as an upgrade to the standard version rather than a separate installation, which can alter your existing user profile. Release Notes - 148.0beta Firefox Beta Safety & Risks : It is less stable
: A native multitasking tool that allows users to view two web pages side-by-side in a single window for easy comparison.