Firefox Beta Вђ” Web Browser Apr 2026

: Individuals willing to report bugs and crashes to help Mozilla finalize performance tweaks.

As of April 2026, Firefox Beta (Version 151.0) and recent builds have introduced several advanced capabilities:

: By default, Beta sends anonymized usage and telemetry data to Mozilla to help identify and fix bugs. Firefox Beta — Web Browser

: 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.

: A native multitasking tool that allows users to view two web pages side-by-side in a single window for easy comparison. : Individuals willing to report bugs and crashes

: 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

: Users may encounter minor issues, such as websites not rendering correctly or temporary loss of history/bookmarks. : A native multitasking tool that allows users

: Automatically blocks notifications and revokes permissions for sites flagged as malicious by SafeBrowsing to prevent spam or phishing.