Date: April 14, 2026 Subject: Analysis of built-in and extended translation capabilities in Mozilla Firefox 1. Executive Summary Unlike Google Chrome or Microsoft Edge, Firefox does not include a fully automatic, built-in page translation feature by default. Users must rely on offline translation tools (Firefox Translations) or extensions (e.g., Google Translator for Firefox). This report outlines the current state, strengths, and limitations of translation in Firefox. 2. Built-in Option: Firefox Translations (Offline) Mozilla has been developing Firefox Translations — an on-device, privacy-preserving translation engine.
| Extension | Engine | Privacy | Auto-translate | Right-click | |-----------|--------|---------|----------------|--------------| | | Google/Bing/Yandex | Moderate (API calls) | Yes | Yes | | TWP - Translate Web Pages | Google | Moderate | Yes | Yes | | Simple Translate | Google/DeepL | Moderate | No | Yes | page translate firefox
| Feature | Status | |---------|--------| | | No (requires enabling in settings) | | Language pairs | Limited (e.g., English ↔ Spanish, Estonian, German, Italian, etc.) | | Processing location | Local machine (no cloud) | | Privacy | High (no data sent to servers) | | Auto-detect page language | No | Date: April 14, 2026 Subject: Analysis of built-in
