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Firefox (64-bit)

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Download Firefox 43.0.4 (64-bit)

Firefox 43.0.4 (64-bit)

  -  45.41 MB  -  Open Source

Sometimes latest versions of the software can cause issues when installed on older devices or devices running an older version of the operating system. Software makers usually fix these issues but it can take them some time. What you can do in the meantime is to download and install an older version of Firefox 43.0.4 (64-bit).


For those interested in downloading the most recent release of Firefox (64-bit) or reading our review, simply click here.


All old versions distributed on our website are completely virus-free and available for download at no cost.


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  • Firefox 43.0.4 (64-bit) Screenshots

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What's new in this version:

Bug fixes:
- Fixing download failure on a multi-user GNU/Linux machine
- Re-enable SHA-1 certificates
- Add old versions of G DATA BankGuard .dll to Windows blocklist
- Override YouTube userAgent to fake Firefox 42 in Firefox 43

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