Firefox System Requirements

Windows

Operating Systems (32-bit and 64-bit)

• Windows Server 2003 SP1
• Windows 7
• Windows 8
• Windows 10

Please note that 64-bit builds of Firefox are only supported on Windows 7 and higher.

Windows XP/Vista/Server 2003 are no longer supported by regular Firefox releases. These users should migrate to ESR 52.

Recommended Hardware

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

Mac

Operating Systems

• Mac OS X 10.9
• Mac OS X 10.10
• Mac OS X 10.11
• Mac OS X 10.12

Recommended Hardware

• Macintosh computer with an 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 which have different requirements.

• Firefox will not run at all without the following libraries or packages:
  • GTK+ 3.4 or higher
  • GLib 2.22 or higher
  • Pango 1.14 or higher
  • X.Org 1.0 or higher (1.7 or higher is recommended)
  • libstdc++ 4.6.1 or higher
• For optimal functionality, we recommend the following libraries or packages:
  • NetworkManager 0.7 or higher
  • DBus 1.0 or higher
  • GNOME 2.16 or higher
  • PulseAudio