Firefox 73

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Mozilla Firefox 73 Download

Firefox 73 Download

Version 88.0 for Windows, English
114MB download / 402MB installed
All Languages | Antivirus Scan | Details

Mozilla Firefox, Portable Edition can run from a cloud folder, external drive, or local folder without installing into Windows. It's even better with the PortableApps.com Platform for easy installs and automatic updates.

Also Available: Firefox ESR (Extended Support Release), Firefox Developer Edition, Firefox Beta, Firefox Nightly, Legacy versions

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Description

Mozilla Firefox® is a fast, full-featured web browser that's easy to use. It has lots of great features including popup-blocking, tabbed-browsing, integrated search, improved privacy features, automatic updating and more. Plus, thanks to the PortableApps.com launcher bundled in the Mozilla Firefox, Portable Edition, it leaves no personal information behind on the machine you run it on, so you can take your favorite browser along with all your favorite bookmarks and extensions with you wherever you go. Firefox Portable is a dual-mode 32-bit and 64-bit app, ensuring Firefox runs as fast as possible on every PC.

Localizations

Support

For help with this app, please see the following:

Firefox 73 Download

• External: Publisher Support
• PortableApps.com Forum: Portable App Support

Download Details

• Publisher: Mozilla & PortableApps.com (John T. Haller)
• Date Updated: 2021-04-20
• Date Added: 2004-04-16
• System Requirements: Windows 7, 8, 10 & WINE
• App License: Open Source (MPL/GPL/LGPL under Mozilla EULA)
• Source: Firefox, SQLite, Launcher source included, PortableApps.com Installer
• MD5 Hash: 8b15fc40c9249b1a3cd4e80455bf8916 (English)
• SHA256 Hash: a50282242f925d06502ce248cf4dce54ea3098110d5ae6c64bf278f29e67c87c (English)

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

Obsolete since Google Chrome 73
This feature is obsolete. Although it may still work in some browsers, its use is discouraged since it could be removed at any time. Try to avoid using it.

Firefox will not ship HTML Imports in its current form. See this status update for more information. Until there is a consensus on the standard or alternative mechanisms are worked out, you can use a polyfill such as Google's webcomponents.js.

HTML Imports is intended to be the packaging mechanism for web components, but you can also use HTML Imports by itself.

You import an HTML file by using a <link> tag in an HTML document like this:

Firefox 73 Changelog

The import link type is new.

Specifications

Browser compatibility

Firefox 73 Tabs On Bottom

No compatibility data found for html.elements.link.rel.import.
Check for problems with this page or contribute missing data tomdn/browser-compat-data.

Firefox 73 Download Offline Installer

The compatibility table in this page is generated from structured data. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request.