System Requirements

Windows

Operating Systems

• Windows 7
• Windows 8
• Windows 10

Windows Recommended Hardware

• Pentium 4 or newer processor that supports SSE2
• 1GB RAM / 2GB of RAM for the 64-bit version
• 200 MB hard drive space

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Mac

Operating Systems

• macOS 10.12
• macOS 10.13
• macOS 10.14
• macOS 10.15
• macOS 11

Recommended Hardware

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

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GNU/Linux

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+ 3.14 or higher
  • X.Org 1.0 or higher (1.7 or higher is recommended)
  • libstdc++ 4.8.1 or higher
  • glibc 2.17 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