Thunderbird

Thunderbird 55.0beta System Requirements

Windows

Operating Systems

  • Windows 7
  • Windows 8
  • Windows 10
  • Windows Server 2008 R2

Please note that while the 32-bit and 64-bit versions of Windows can be used to run Thunderbird, only 32-bit builds of Thunderbird are supported at this time.

Note that Thunderbird 55 only supports Windows 7, 8 and 10 and Windows Server 2008 R2.

  • Pentium 4 or newer processor that supports SSE2
  • 1GB RAM
  • 200 MB 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
  • Macintosh computer with an Intel x86 processor
  • 512 MB RAM
  • 200 MB hard drive space

GNU/Linux

Software Requirements

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

Software Requirements

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

  • Thunderbird 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