Gah. Your tab just crashed in Firefox [Easy Fix]

Matthew Adams
by Matthew Adams
Windows & Software Expert
Last update:
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  • The Your tab just crashed Firefox error is one that arises for some Fox users when they try to open some website pages.
  • This article includes some of the confirmed fixes for the Your tab just crashed Firefox error.
  • Our Browsers Hub is the place to go to check out more useful browser-related guides.
  • Explore our Fix section to ensure you'll never be far from solving any Windows issues.
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Some users have posted on Mozilla’s forum about Firefox’s tabs crashing. Those users have said Firefox crashes with a Gah, Your tab just crashed error message.

Webpages don’t open when that error arises, and this can have a variety of implications both for your personal usage, and professional as well.

For this reason, in today’s guide we will explore the best way to resolve this issue, and get back to exploring the web using Firefox. Read on for more details.

How can I fix Firefox’s Your tab just crashed error?

1. Open Firefox in Safe Mode

  1. Click the Open menu button in Firefox.
  2. Select Help to open the submenu shown directly below.
    Help submenu gah your tab just crashed
  3. Select the Restart with Add-ons disabled option.
  4. Click the Restart button.
  5. Select the Start in Safe Mode option.

2. Turn off all your Firefox add-ons

  1. Click the Open Menu button.
  2. Select Add-ons.
  3. Toggle all the switches found on the page to close all add-ons.

Add-ons Manager tab gah your tab just crashed


3. Disable multi-process tabs

  1. Enter about:config in Firefox’s URL bar, and press the Enter key.
    Advanced Preferences tab gah your tab just crashed
  2. Input browser.tabs.remote.autostart in the search box at the top of the about:config page.
  3. Click brower.tabs.remote.autostart to turn off that flag.
  4. Next, enter browser.tabs.remote.autostart.2 in your search box; and press the Return key.
  5. Double-click browser.tabs.remote.autostart.2 to change that flag to false as shown in the shot directly below.
    browser.tabs.remote.autostart.2 gah your tab just crashed
  6. Then restart your Firefox browser.

4. Change your Firefox version

  1. Click that browser’s Open menu button.
  2. Select Help on the web browser’s menu.
  3. Click About Firefox to open the window shown directly below.
    About Mozilla Firefox window gah your tab just crashed
  4. If Firefox gets updated, restart the browser.

5. Try browsing with an older Firefox version

  1. Alternatively, try browsing with an older version of Firefox by opening the Index page for previous Fox releases.
    Index of Firefox versions page gah your tab just crashed
  2. Click a Firefox release version to download.
  3. Click either Win32 (32-bit Windows) or Win64 (64-bit Windows), or whatever other platforms you’ll utilize the browser on.
  4. Next, select a language setting for the browser, such as en-US.
  5. Then click the Firefox Setup executable link to download the setup wizard.
    Firefox download links gah your tab just crashed
  6. Open the setup wizard to install the older Firefox version.

These are some of the confirmed fixes for the Gah. Your tab just crashed Firefox error.

A lot of users have said that turning multi-process tabs off, as outlined in resolution three, can resolve the issue.

If you still need to fix the issue, however, try sending a crash report. You can do that by entering about:crashes in Firefox’s URL bar, and selecting a crash report ID to send.

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