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Mozilla Firefox, Portable Edition Beta

Mozilla Firefox, Portable Edition Test Versions are test versions of the popular Firefox web browser or test versions of the Gecko layout engine bundled with a PortableApps.com Launcher as a portable app that are being made available for testing purposes only, and are intended for web application developers and our testing community. For everyday use, please use Mozilla Firefox, Portable Edition.

You can also install the latest nightly build.

Mozilla Firefox, Portable Edition 58.0 Beta 4

The current Firefox Beta release. From Mozilla: "This is pre-release software: you may encounter compatibility problems with some websites and add-ons." Note that PortableApps.com will release one beta version for each major version (example: 56 Beta 1 but not 56 Beta 2). For updates within each major release, use the internal updater.

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Install Note: This will install alongside a Mozilla Firefox, Portable Edition installation by default in a FirefoxPortableTest directory. The installer supports upgrading existing stable installations by manually changing the install location, though this is not recommended.

Mozilla Firefox, Portable Edition 58.0 Beta 4 Localizations

Language Version Link
Arabic عربي 58.0 Beta 4 Download
Chinese (Simplified) 中文 (简体) 58.0 Beta 4 Download
Chinese (Traditional) 正體中文 (繁體) 58.0 Beta 4 Download
Czech Čeština 58.0 Beta 4 Download
Dutch Nederlands 58.0 Beta 4 Download
English English 58.0 Beta 4 Download
EnglishGB English (British) 58.0 Beta 4 Download
French Français 58.0 Beta 4 Download
German Deutsch 58.0 Beta 4 Download
Hungarian Magyar 58.0 Beta 4 Download
Italian Italiano 58.0 Beta 4 Download
Japanese 日本語 58.0 Beta 4 Download
Korean 한국어 58.0 Beta 4 Download
Polish Polski 58.0 Beta 4 Download
Portuguese (Brazilian) Português (do Brasil) 58.0 Beta 4 Download
Portuguese (Portugal) Português (Europeu) 58.0 Beta 4 Download
Russian Русский 58.0 Beta 4 Download
Slovak slovenčina 58.0 Beta 4 Download
Spanish (Spain) Español (de España) 58.0 Beta 4 Download
Spanish (International) Español (internacional) 58.0 Beta 4 Download 58.0 Beta 4

Mozilla Firefox, Portable Edition Aurora Discontinued

Mozilla Firefox Aurora is no longer available. An alternate packaging of Firefox beta versions is available as Firefox Developer Edition

Mozilla Firefox, Portable Edition Nightly

The nightly builds have been moved to their own page: Mozilla Firefox, Portable Edition Nightly Builds

Support

osi_certified.pngThough there is no support specifically for this test release, the pages for Firefox Portable Support should help.

Download Details

  • Publisher: PortableApps.com (John T. Haller) and Mozilla
  • System Requirements: Windows XP/Vista/7/8/10, Wine on Linux/UNIX
  • License: Free / Open Source (Launcher: GPL, Firefox: MPL/GPL/LPGL under Mozilla EULA)
  • Source Code: Launcher source (included), Firefox

Mozilla®, Firefox® and the Firefox logo are registered trademarks of the Mozilla Foundation and are used under license.