Alarm: Firefox now includes downgrade protection to preclude corruption of user contour data. If you install an older version, you lot'll be prompted to create a new Firefox profile.

If at that place is a trouble with a new version of Firefox, some people may want to downgrade Firefox to a previous version just nosotros do not recommend this. The latest Firefox version includes security updates then downgrading to an older version leaves y'all more than vulnerable to attacks and usually doesn't fix the trouble. This commodity gives you lot some alternatives to downgrading and links to older versions of Firefox if you do choose to downgrade.

Installing a previous version doesn't fix near problems

Bug with an update are usually not caused by the new version of Firefox, simply rather the update process. In most cases, installing a previous version will non aid. Instead, see:

How to fix the Update Failed error bulletin when updating Firefox
Fix bug connecting to websites afterward updating Firefox

Note: Other problems can exist solved with the Refresh Firefox feature. It restores Firefox to its default country while saving your essential data.

Ensure all security and security-related software is fully updated. Some security software will demand to be upgraded to a new version and so that it is compatible with each Firefox version update.

Optional software bundled with security software too may demand updating. Such software may not be essential for your security merely, if outdated, may interfere with the use of Firefox or cause Firefox to crash.

I still want to downgrade — where can I get the previous version?

If y'all notwithstanding desire to downgrade, you can visit Mozilla's directory of older Firefox versions using the links below. Delight note, however, that using older versions can make Firefox insecure and more than vulnerable to attacks and scams. Nosotros recommend that you always use the newest version of Firefox.

Warning: Older Firefox versions pose a significant security risk.

Firefox 77.0.ane 32-bit (U.s. English)
Firefox 77.0.1 64-scrap (US English)

Firefox 77.0.ane (US English)

Firefox 77.0.1 32-chip (US English)
Firefox 77.0.1 64-bit (US English)

Firefox 78.0.2 32-bit (U.s.a. English language)
Firefox 78.0.2 64-scrap (US English)

Firefox 78.0.ii (US English language)

Firefox 78.0.2 32-chip (US English)
Firefox 78.0.2 64-bit (Usa English language)

Firefox 79.0 32-bit (US English)
Firefox 79.0 64-flake (US English language)

Firefox 79.0 (US English)

Firefox 79.0 32-bit (Us English)
Firefox 79.0 64-bit (US English)

Firefox eighty.0.1 32-fleck (Usa English language)
Firefox 80.0.1 64-bit (US English language)

Firefox 80.0.one (US English language)

Firefox fourscore.0.1 32-bit (US English)
Firefox 80.0.1 64-scrap (US English language)

Firefox 81.0.2 32-flake (U.s.a. English)
Firefox 81.0.2 64-bit (US English)

Firefox 81.0.2 (US English language)

Firefox 81.0.2 32-bit (U.s. English)
Firefox 81.0.two 64-bit (U.s. English)

Firefox 82.0.3 32-chip (Usa English)
Firefox 82.0.3 64-bit (US English language)

Firefox 82.0.3 (US English)

Firefox 82.0.3 32-fleck (U.s. English)
Firefox 82.0.3 64-scrap (United states English language)

Firefox 83.0 32-bit (U.s.a. English)
Firefox 83.0 64-bit (US English)

Firefox 83.0 (US English language)

Firefox 83.0 32-bit (Us English)
Firefox 83.0 64-scrap (United states English)

Firefox 84.0.2 32-bit (US English)
Firefox 84.0.two 64-bit (U.s. English)

Firefox 84.0.2 (Usa English language)

Firefox 84.0.ii 32-chip (Usa English language)
Firefox 84.0.ii 64-chip (U.s. English language)

Firefox 85.0.2 32-chip (US English)
Firefox 85.0.2 64-bit (The states English)

Firefox 85.0.two (US English)

Firefox 85.0.2 32-chip (US English)
Firefox 85.0.two 64-bit (The states English)

Firefox 86.0.i 32-flake (U.s.a. English)
Firefox 86.0.1 64-bit (US English)

Firefox 86.0.i (US English)

Firefox 86.0.one 32-fleck (US English language)
Firefox 86.0.1 64-chip (U.s. English)

Firefox 87.0 32-bit (United states of america English)
Firefox 87.0 64-chip (US English)

Firefox 87.0 (Us English)

Firefox 87.0 32-chip (U.s. English)
Firefox 87.0 64-fleck (Us English)

Firefox 88.0.i 32-bit (US English language)
Firefox 88.0.one 64-flake (US English)

Firefox 88.0.1 (US English language)

Firefox 88.0.1 32-bit (US English)
Firefox 88.0.i 64-bit (US English)

Firefox 89.0.2 32-bit (US English)
Firefox 89.0.ii 64-bit (The states English)

Firefox 89.0.2 (US English)

Firefox 89.0.2 32-flake (Us English)
Firefox 89.0.2 64-bit (US English)

Firefox ninety.0.ii 32-scrap (US English language)
Firefox 90.0.2 64-bit (US English language)

Firefox 90.0.2 (US English)

Firefox 90.0.2 32-fleck (United states of america English language)
Firefox 90.0.2 64-bit (The states English)

Firefox 91.0.two 32-flake (US English)
Firefox 91.0.two 64-bit (US English)

Firefox 91.0.2 (Usa English)

Firefox 91.0.2 32-bit (United states of america English)
Firefox 91.0.2 64-bit (U.s. English)

Firefox 92.0.one 32-bit (The states English)
Firefox 92.0.1 64-bit (US English)

Firefox 92.0.1 (Usa English)

Firefox 92.0.1 32-fleck (US English language)
Firefox 92.0.1 64-bit (US English)

Firefox 93.0 32-fleck (US English)
Firefox 93.0 64-bit (U.s.a. English)

Firefox 93.0 (US English language)

Firefox 93.0 32-bit (US English)
Firefox 93.0 64-flake (US English language)

Firefox 94.0.two 32-bit (US English)
Firefox 94.0.two 64-bit (Us English)

Firefox 94.0.2 (The states English language)

Firefox 94.0.2 32-flake (U.s. English)
Firefox 94.0.2 64-scrap (United states of america English language)

Firefox 95.0.2 32-flake (US English language)
Firefox 95.0.ii 64-bit (United states of america English)

Firefox 95.0.ii (U.s. English)

Firefox 95.0.2 32-bit (US English language)
Firefox 95.0.ii 64-bit (US English)

Firefox 96.0.3 32-flake (US English)
Firefox 96.0.iii 64-fleck (US English)

Firefox 96.0.iii (The states English language)

Firefox 96.0.3 32-bit (United states of america English)
Firefox 96.0.3 64-flake (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 Bill of fare bar at the peak of the screen, click and select . Click the card button Fx57Menu and select . Click the menu button Fx89menuButton and select .

In the panel, go to the Firefox Updates department.

Alternatives to downgrading

Instead of downgrading to an older, insecure version of Firefox and irresolute your update settings, you should consider these alternatives:

Install Firefox Extended Back up Release. Firefox Extended Back up Release (ESR) is an official version of Firefox developed for big organizations, such equally universities and businesses, simply it can also be used for personal computers. Firefox ESR does not come with the latest features but information technology does take the latest security and stability fixes. For more than information, see the commodity Switch to Firefox Extended Back up Release (ESR) for personal use.

Use the latest version of another browser. If you are not satisfied with the current Firefox version or it simply is non working right at present, there are culling browsers that you can use to browse the web.

Safari
Google Chrome
Opera
Microsoft Edge

Google Chrome
Opera

How To Download Old Version Of Firefox For Mac UPDATED