Mozilla Firefox 3.6, codenamed "Namoroka," was a landmark release in the browser’s history. Launched in January 2010, it introduced significant improvements in speed, support for HTML5, and the Personas feature (lightweight themes). However, in the world of software, time moves quickly. Firefox 3.6 is now considered "legacy" software, officially reaching its "End of Life" (EOL) status in April 2012.
Select the Version: Scroll through the list and click on the folder labeled 3.6 (or a specific point release like 3.6.28 for the final update of that branch). Choose Your Operating System: Windows: Select the win32 folder. Mac: Select the mac folder. Linux: Select linux-i686 or linux-x86_64. download old version of mozilla firefox 3.6
Because Firefox 3.6 is designed to auto-update, you must follow these steps to keep the old version active: A Guide to Downloading Mozilla Firefox 3
Recommendation: Only use Firefox 3.6 for specific testing purposes or offline nostalgia. Do not use it as your primary browser. Visit the Mozilla FTP Archive : Mozilla provides