The Tor Browser 13.x series introduced major changes to extension APIs (manifest v3 migration). Some legacy privacy tools or user scripts that work flawlessly in 12.0.4 break in newer versions. Advanced users may keep a portable copy of 12.0.4 specifically for legacy workflows.
Turn off your Wi-Fi or unplug your ethernet cable before starting the installation.
Using an older browser version introduces distinct security trade-offs that you must evaluate carefully. Unpatched Vulnerabilities
: Developers and security researchers frequently use specific historical versions to replicate past environments or benchmark performance changes across updates. Technical Specifications of the 12.0.4 Release Tor Browser 12.0.4 Older Versions for Windows
: The Tor Project Package Archive contains the most reliable historical files.
To truly understand Tor Browser 12.0.4, we must examine its underlying engine. Firefox 102.9.0 ESR was part of a 54-week extended support lifecycle that began with version 102.0 in June 2022 and ended with 102.15 in September 2023.
Navigate to the archive, find the 12.0.4 folder, and choose the torbrowser-install-win64_ALL.exe (for 64-bit) or torbrowser-install-win32_ALL.exe (for 32-bit). How to Install and Use Tor Browser 12.0.4 on Windows Download: Download the .exe file from the official archive. The Tor Browser 13
Older core daemons struggle to establish stable circuits with newer relays and entry guards that enforce upgraded handshake criteria. How to Securely Locate and Verify Tor Browser 12.0.4
If you must use version 12.0.4, follow these steps to ensure you aren't downloading malware:
If a particular plugin or setup worked perfectly in 12.0.4 but breaks in 13.x or later, users might revert to maintain functionality. Safe Ways to Download Older Tor Browser Versions (12.0.4) Turn off your Wi-Fi or unplug your ethernet
warning – it appears on every startup. You can disable it via about:config → extensions.torlauncher.warning_outofdate → false .
All platform translations were refreshed, ensuring localized versions remained accurate and complete.
Versions in the 12.0 series were some of the last to support before official support for these systems ended.