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Firefox ESR 115.23.0 System Requirements — Firefox
All Firefox downloads
Firefox System Requirements
Firefox ESR 115.23.0
Windows
Operating Systems (32-bit and 64-bit)
- Windows 7
- Windows 8 or 8.1
Recommended Hardware
- Pentium 4 or newer processor that supports SSE2
- 512MB of RAM / 2GB of RAM for the 64-bit version
- 200MB of hard drive space
Mac
Operating Systems
- macOS 10.12
- macOS 10.13
- macOS 10.14
Recommended Hardware
- Mac computer with an Intel x86 or Apple silicon processor
- 512 MB of RAM
- 200 MB hard drive space
Get the most recent version
Download Firefox — English (US)
Your system may not meet the requirements for Firefox, but you can try one of these versions:
Download Firefox — English (US)
Firefox is no longer supported on Windows 8.1 and below.
Please download Firefox ESR (Extended Support Release) to use Firefox.
Firefox is no longer supported on macOS 10.14 and below.
Please download Firefox ESR (Extended Support Release) to use Firefox.
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