Free Firefox

Free Firefox

Apr 16, 2021 Firefox 42.0.0 Free. Firefox is the most popular open source web browser with a tabbed interface. 4.2 (41,137 votes) 87.0 Mozilla. Download flash player for firefox for free. Internet & Network tools downloads - Adobe Flash Player NPAPI by Adobe Systems Incorporated and many more programs are available for instant and free download. 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. Firefox 86.0.1 64-bit (US English) Directory of other versions and languages. Important: By default, Firefox is set for automatic updates. To prevent Firefox from automatically updating itself after you install an older version, you'll need to change your Firefox update settings: In the Menu bar at the top of the screen, click Firefox.
Free Firefox Browser For Windows 10
Free Firefox App
Free Firefox Mac
Free Latest Firefox
Free Firefox Download For Windows 10
Free Firefox Download
Windows 10 may show you a warning when installing apps that aren't from the Microsoft store. See Windows 10 warns me to use a 'Microsoft-verified' app for more information.

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.
Free Firefox Browser For Windows 10This article only applies to Windows.For instructions to install Firefox on Mac, see How to download and install Firefox on Mac.For instructions to install Firefox on Linux, see Install Firefox on Linux.
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.
Note: A notification bar with a button may be shown at the bottom of the page, if Firefox was previously installed. See Refresh Firefox - reset add-ons and settings to learn more.
Congratulations, you are done installing Firefox!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.
Warning: Firefox now includes downgrade protection to prevent corruption of user profile data. If you install an older version, you'll be prompted to create a new Firefox profile.
If there is a problem with a new version of Firefox, some people may want to downgrade Firefox to a previous version but we do not recommend this. The latest Firefox version includes security updates so downgrading to an older version leaves you more vulnerable to attacks and usually doesn't fix the problem. This article gives you some alternatives to downgrading and links to older versions of Firefox if you do choose to downgrade.
Table of ContentsProblems with an update are usually not caused by the new version of Firefox, but rather the update process. In most cases, installing a previous version will not help. Instead, see:
Note: Other problems can be solved with the Refresh Firefox feature. It restores Firefox to its default state while saving your essential information.
Ensure all security and security-related software is fully updated. Some security software will need to be upgraded to a new version so that it is compatible with each Firefox version update. Jungheinrich order picker.
Optional software bundled with security software also may need updating. Such software may not be essential for your security but, if outdated, may interfere with the use of Firefox or cause Firefox to crash.
If you still want to downgrade, you can visit Mozilla's directory of older Firefox versions using the links below. Please note, however, that using older versions can make Firefox insecure and more vulnerable to attacks and scams. We recommend that you always use the newest version of Firefox. Warning: Old Firefox versions pose a significant security risk.
Firefox 77.0.132-bit (US English)
Firefox 77.0.164-bit (US English)
Firefox 77.0.132-bit (US English)
Firefox 77.0.164-bit (US English)
Firefox 78.0.232-bit (US English)
Firefox 78.0.264-bit (US English)
Firefox 78.0.232-bit (US English)
Firefox 78.0.264-bit (US English)
Firefox 79.032-bit (US English)
Firefox 79.064-bit (US English)
Firefox 79.032-bit (US English)
Firefox 79.064-bit (US English)
Firefox 80.0.132-bit (US English)
Firefox 80.0.164-bit (US English)
Firefox 80.0.132-bit (US English)
Firefox 80.0.164-bit (US English)
Firefox 81.0.232-bit (US English)
Firefox 81.0.264-bit (US English)
Free Firefox AppFirefox 81.0.232-bit (US English)
Firefox 81.0.264-bit (US English)
Free Firefox MacFirefox 82.0.332-bit (US English)
Firefox 82.0.364-bit (US English)
Firefox 82.0.332-bit (US English)
Firefox 82.0.364-bit (US English)
Firefox 83.032-bit (US English)
Firefox 83.064-bit (US English)
Firefox 83.032-bit (US English)
Firefox 83.064-bit (US English)
Firefox 84.0.232-bit (US English)
Firefox 84.0.264-bit (US English)
Firefox 84.0.232-bit (US English)
Firefox 84.0.264-bit (US English)
Firefox 85.0.232-bit (US English)
Firefox 85.0.264-bit (US English)
Firefox 85.0.232-bit (US English)
Firefox 85.0.264-bit (US English)
Firefox 86.0.132-bit (US English)
Firefox 86.0.164-bit (US English)
Firefox 86.0.132-bit (US English)
Firefox 86.0.164-bit (US English)
Firefox 87.032-bit (US English)
Firefox 87.064-bit (US English)
Free Latest FirefoxFirefox 87.032-bit (US English)
Firefox 87.064-bit (US English)
Important: By default, Firefox is set for automatic updates. To prevent Firefox from automatically updating itself after you install an older version, you'll need to change your Firefox update settings: In the Menu bar at the top of the screen, click Firefox and select Preferences.Click the menu button and select ... In the General panel, go to the Firefox Updates section.

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.
Free Firefox Browser For Windows 10This article only applies to Windows.For instructions to install Firefox on Mac, see How to download and install Firefox on Mac.For instructions to install Firefox on Linux, see Install Firefox on Linux.
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.
Note: A notification bar with a button may be shown at the bottom of the page, if Firefox was previously installed. See Refresh Firefox - reset add-ons and settings to learn more.
Congratulations, you are done installing Firefox!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.
Warning: Firefox now includes downgrade protection to prevent corruption of user profile data. If you install an older version, you'll be prompted to create a new Firefox profile.
If there is a problem with a new version of Firefox, some people may want to downgrade Firefox to a previous version but we do not recommend this. The latest Firefox version includes security updates so downgrading to an older version leaves you more vulnerable to attacks and usually doesn't fix the problem. This article gives you some alternatives to downgrading and links to older versions of Firefox if you do choose to downgrade.
Table of ContentsProblems with an update are usually not caused by the new version of Firefox, but rather the update process. In most cases, installing a previous version will not help. Instead, see:
Note: Other problems can be solved with the Refresh Firefox feature. It restores Firefox to its default state while saving your essential information.
Ensure all security and security-related software is fully updated. Some security software will need to be upgraded to a new version so that it is compatible with each Firefox version update. Jungheinrich order picker.
Optional software bundled with security software also may need updating. Such software may not be essential for your security but, if outdated, may interfere with the use of Firefox or cause Firefox to crash.
If you still want to downgrade, you can visit Mozilla's directory of older Firefox versions using the links below. Please note, however, that using older versions can make Firefox insecure and more vulnerable to attacks and scams. We recommend that you always use the newest version of Firefox. Warning: Old Firefox versions pose a significant security risk.
Firefox 77.0.132-bit (US English)
Firefox 77.0.164-bit (US English)
Firefox 77.0.132-bit (US English)
Firefox 77.0.164-bit (US English)
Firefox 78.0.232-bit (US English)
Firefox 78.0.264-bit (US English)
Firefox 78.0.232-bit (US English)
Firefox 78.0.264-bit (US English)
Firefox 79.032-bit (US English)
Firefox 79.064-bit (US English)
Firefox 79.032-bit (US English)
Firefox 79.064-bit (US English)
Firefox 80.0.132-bit (US English)
Firefox 80.0.164-bit (US English)
Firefox 80.0.132-bit (US English)
Firefox 80.0.164-bit (US English)
Firefox 81.0.232-bit (US English)
Firefox 81.0.264-bit (US English)
Free Firefox AppFirefox 81.0.232-bit (US English)
Firefox 81.0.264-bit (US English)
Free Firefox MacFirefox 82.0.332-bit (US English)
Firefox 82.0.364-bit (US English)
Firefox 82.0.332-bit (US English)
Firefox 82.0.364-bit (US English)
Firefox 83.032-bit (US English)
Firefox 83.064-bit (US English)
Firefox 83.032-bit (US English)
Firefox 83.064-bit (US English)
Firefox 84.0.232-bit (US English)
Firefox 84.0.264-bit (US English)
Firefox 84.0.232-bit (US English)
Firefox 84.0.264-bit (US English)
Firefox 85.0.232-bit (US English)
Firefox 85.0.264-bit (US English)
Firefox 85.0.232-bit (US English)
Firefox 85.0.264-bit (US English)
Firefox 86.0.132-bit (US English)
Firefox 86.0.164-bit (US English)
Firefox 86.0.132-bit (US English)
Firefox 86.0.164-bit (US English)
Firefox 87.032-bit (US English)
Firefox 87.064-bit (US English)
Free Latest FirefoxFirefox 87.032-bit (US English)
Firefox 87.064-bit (US English)
Important: By default, Firefox is set for automatic updates. To prevent Firefox from automatically updating itself after you install an older version, you'll need to change your Firefox update settings: In the Menu bar at the top of the screen, click Firefox and select Preferences.Click the menu button and select ... In the General panel, go to the Firefox Updates section.
Instead of downgrading to an older, insecure version of Firefox and changing your update settings, you should consider these alternatives:
Free Firefox Download For Windows 10Install Firefox Extended Support Release.Firefox Extended Support Release (ESR) is an official version of Firefox developed for large organizations such as universities and businesses. Firefox ESR does not come with the latest features, but it does have the latest security and stability fixes. For more information, see the article Switch to Firefox Extended Support Release (ESR) for personal use.
Free Firefox DownloadUse the latest version of another browser. If you are not satisfied with the current Firefox version or it simply is not working right now, there are alternative browsers that you can use to browse the web.
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