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macos tiger leopard PPC

Firefox 3.6.28 is the last Firefox version to work on Mac OS X 10.4 or on Mac OS X 10.5 with a PowerPC Mac. Switch to a newer computer to stay safe online.

<!-- New recommendations based on those for 10.5 users. See https://support.mozilla.org/en-US/kb/firefox-no-longer-works-mac-os-x-10-5/discuss/4633 --> {for win,linux} {note}'''Note:''' This article only applies to Mac OS X.{/note} {/for} Firefox 3.6.28 is the last version of Firefox that works with [http://en.wikipedia.org/wiki/Mac_OS_X_Tiger Mac OS X 10.4] (Tiger) or with [http://en.wikipedia.org/wiki/Mac_OS_X_Leopard Mac OS X 10.5] (Leopard) on a computer with a [http://en.wikipedia.org/wiki/PowerPC PowerPC processor]. To keep your personal information safe, we recommend you switch to a newer computer capable of running [http://en.wikipedia.org/wiki/OS_X_Mountain_Lion Mac OS X Mountain Lion (10.8)] if possible. This article covers your options. {note}For a computer with Mac OS X 10.5 and an Intel processor, see this article instead: *[[Firefox no longer works with Mac OS X 10.5]]{/note} =Option 1: Switch to a newer computer= Apple stopped supporting Mac OS X 10.4 (Tiger) in 2007 and support ended for Mac OS X 10.5 (Leopard) in 2009. Many software makers have either dropped support for these older systems, or soon will. Your best bet is to get a computer capable of running the latest version of Mac OS X - Mac OS X Mavericks (10.9). This is the most secure option and will allow you to run the latest and greatest Firefox. *[http://www.apple.com/osx/specs/ Mac OS Mavericks supported models] *[http://support.apple.com/kb/HT4889 Use Migration Assistant to transfer files to a new Mac] =Option 2: Continue to use your older Mac and Firefox 3.6.28= If you can't switch to a newer computer, you can continue to use Mac OS X 10.4, or Mac OS X 10.5 with a PowerPC processor, and Firefox 3.6.28 - they will continue to work. However, you will no longer receive stability and security updates for Firefox. See the [http://www.mozilla.org/security/known-vulnerabilities/firefox.html Security Advisories for Firefox] for a list of vulnerabilities fixed in past releases. {warning}'''Warning:''' Continuing to use Mac OS X 10.4 or Mac OS X 10.5 is no longer supported by Apple and poses a significant security risk.{/warning} If you need to reinstall Firefox 3.6.28, you can download it from this link: *[https://ftp.mozilla.org/pub/mozilla.org/firefox/releases/3.6.28/mac/en-US/Firefox%203.6.28.dmg Firefox 3.6 (English US)] [[Template:ShareArticle|link=http://mzl.la/Obc2SX]]