Download Firefox 5 & System Requirements

Windows
Operating Systems

* Windows 2000
* Windows XP
* Windows Server 2003
* Windows Vista
* Windows 7

Please note that while the 32-bit and 64-bit versions of Windows Vista and Windows 7 can be used to run Firefox 5, only 32-bit builds of Firefox 5 are supported at this time.
Recommended Hardware

* Pentium 4 or newer processor that supports SSE2
* 512MB of RAM
* 200MB of hard drive space

Mac
Operating Systems

* Mac OS X 10.5
* Mac OS X 10.6

Recommended Hardware

* Macintosh computer with an Intel x86 processor
* 512 MB of RAM
* 200 MB hard drive space

Linux
Software Requirements
Please note that Linux distributors may provide packages for your distribution which have different requirements.


* Firefox will not run at all without the following libraries or packages:
o GTK+ 2.10 or higher
o GLib 2.12 or higher
o Pango 1.14 or higher
o X.Org 1.0 or higher (1.7 or higher is recommended)
o libstdc++ 4.3 or higher
* For optimal functionality, we recommend the following libraries or packages:
o NetworkManager 0.7 or higher
o DBus 1.0 or higher
o HAL 0.5.8 or higher
o GNOME 2.16 or higher

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