Download Mozilla Firefox Quantum 63.0.3 Win / macOS

Finally, the Mozilla Firefox Quantum version was released on November 14, 2017. In the quantum version, you will experience a 2-fold increase in RAM consumption by 30% compared to the Google Chrome browser . Perhaps you’re wondering how Firefox has achieved this unique Google Chrome optimization. For this reason , you can learn more by reading the entry  Entering the Quantum Era by Firefox developers. The latest version of Mozilla Firefox for all operating systems, along with a complete list of changes to this release, is given below. Mozilla Firefox A product of Mozilla is a secure, powerful, powerful, and feature rich and fast browser.

Download-Firefox-QuantumThe Mozilla Firefox browser can be ranked second after Google Chrome and above IE, Safari and Opera ! The ability to open all windows as Tabbed Browsing under a Firefox window and the ability to prevent pop-up windows from popping up is one of the features of this browser. High security and preventing the entry of spyware and spyware into your system is a superior feature of this software. It is powered by a powerful internal search engine, it also benefits from downloading files from the Internet at high speeds, it can categorize downloaded files and save itself in a specific folder.


New Features in Firefox Quantum 63.0.3:
You can read the full changelog from this link.


Mozilla Firefox (or simply Firefox) is a free and open source web browser developed by the Mozilla Foundation and its subsidiary Mozilla Corporation. Firefox is available for Windows, MacOS and Linux operating systems, with its Firefox for Android available for Android (formerly Firefox for mobile, it also ran on the discontinued Firefox OS), and uses the Gecko layout engine to render web pages that implements current and anticipated web standards. An additional version of Firefox for iOS was released in late 2015, but this version does not use Gecko due to Apple’s restrictions limiting third-party web browsers to the WebKit-based layout engine built into iOS.

required system


Please note that 64-bit builds of Firefox are only supported on Windows 7 and higher.
Recommended Hardware
Pentium 4 or newer processor that supports SSE2
512MB of RAM
200MB of hard disk space


Recommended Hardware
Macintosh computer with Intel x86 processor
512 MB of RAM
200 MB hard drive space

GNU / Linux 
Software Requirements

Please note that GNU / Linux distributors may provide packages for your distribution that have different requirements.

Mozilla Firefox Quantum Installation guide

Download the version you needed for your operating system and install it normally.

File information
  • File Size: Variable!
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  • Release Date: NOV-16-2018
  • Price: Free!
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