This article explains how to download and install Firefox on Windows using a simplified online installer. (If you need a full, offline installer or custom options, see For advanced users, below.)
- To update Firefox from a previous version, see Update Firefox to the latest release.
- Download Mozilla Firefox for Mac free. Mozilla Firefox browser is a fast, full-featured Web browser. Firefox includes pop-up blocking, tab-browsing, integrated Google.
- Get Firefox, a free web browser backed by Mozilla, a non-profit dedicated to internet health and privacy. Available now on Windows, Mac, Linux, Android and iOS.
I have Mac 10.7.5 and I can't get a newer OS and I need to know which version of Firefox I need to download. Their old directory of files is extremely hard to navigate and I don't know which one I need.
Before installing Firefox, see the Firefox System Requirements to make sure that your computer has the required operating system and recommended hardware.
Do not install Firefox using a limited Windows XP account. For more information, see Microsoft's support article How to determine your user account type in Windows.
- Visit this Firefox download page in any browser, such as Microsoft Internet Explorer or Microsoft Edge.
- Click the button. The Firefox Installer that downloads will automatically offer you the best available version of Firefox for your computer.
- If you use Microsoft Edge or Internet Explorer, a notification bar will appear at the bottom of the page with an option to open or run the Firefox Installer file.
- Click Open file on Microsoft Edge or on Internet Explorer, to start the process.
- In other browsers, you may need to first save the Firefox installer to your computer, then open the file you downloaded.
Note: If you see an Open File - Security Warning dialog, click or .
- The User Account Control dialog may open, to ask you to allow the Firefox Installer to make changes to your computer. If this dialog appears, click to start the installation.
- Wait for Firefox to finish installing.
- When the installation is complete, Firefox will open.
Double-click the Firefox icon that was placed on the desktop whenever you want to go online.
Having problems?
Here are some articles that can help you:
If you need more help, you can always get community support.
The streamlined Firefox Installer installs a suitable Firefox version for your language and operating system. For example, on 64-bit Windows, it installs the 64-bit version of Firefox (details here). To install Firefox in another language or operating system, or if you need a full, offline installer with custom options, download the Firefox Setup file from this download page. Options available in the full, offline installer are described in the article, Custom installation of Firefox on Windows.
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