Firefox crashing plugin container has stopped working

Mozilla Firefox is a simple secured free open-source internet browser developed by Mozilla foundation or Mozilla Corporation. Firefox is available for Windows, MacOS, and Linux operating systems. Mobile version of Firefox is available for Windows, Android, and iOS mobile phones. Recently one of our Forum user asked this question about Firefox crash. This guide describe you about Firefox crashing plugin container has stopped working error message.

Why Firefox browser is crashes.

There are many possibilities to crash Firefox browser. We have listed possible reasons below.

  1. You have older version of Mozilla Firefox. Alternatively, Firefox has to be update to latest version.
  2. The version of Firefox is not compatible with your Operating system.
  3. Firefox Plugins are not up to date.
  4. Internet security software is not up to date.
  5. Your computer infected with Virus or Spyware.
  6. Faulty Firefox extensions ,Theme also can cause the issue.
  7. Firefox browser profile is corrupted.
  8. If bookmarks are corrupted.

When Firefox browser is crashes

  1. Playing videos online.
  2. Opening PDF files.
  3. Printing from Firefox browsers.
  4. Playing online games on Firefox browser.
  5. Zoom in or Zoom out Firefox browser.
  6. While accessing bookmarks.

How to fix Firefox Crashing Plugin Container has stopped working

Follow the below steps to fix Firefox crashing issues in your computer. After performing each steps try to open Firefox to and check if the issue is fixed.

Quick update: Before making any changes in your computer, I suggest you to create a System Restore point, so that you can restore back your computer to previous working stat if something goes wrong.

Step 1: Update Firefox to the latest version.

  1. Click on menu (Three line at top right corner). Click Help and About Firefox.

Firefox crashing plugin container has stopped working

2.  About Firefox will begin checking for updates and downloading them automatically.

AboutFirefox-downloadingWin - Firefox crashing plugin container has stopped working

3.  After the update installed, click Restart to Update Firefox.

Important: If the update did not started or completed assume there is some other problem that we need to identify. If completed successfully start using Firefox as usual. Continue with step 2 if the issue not fixed.

Step 2: Start Firefox in Safe Mode.

Restart the Firefox in Safe Mode to make sure Extensions, Firefox Themes, and Firefox Plugins are not causing the issues. As a first step, you should see if Firefox starts in Firefox Safe Mode. This special start up mode temporarily turns off hardware acceleration among other settings and disables installed extensions that may prevent Firefox from starting. If you can start in Firefox in Safe Mode. We make need to troubleshoot Firefox Extensions, Firefox Themes, and Firefox Plugins or Hardware acceleration.

How to start Firefox in Safe mode

You can restart Firefox using anyone of the below method.

Method 1:

  1. Click the Firefox menu button. Click on Help and Select Restart with Add-ons Disabled.

Firefox crashing plugin container has stopped working

2.  Click on Restart Firefox.

Firefox crashing plugin container has stopped working

Method 2:

  1. Hold Shift key on your keyboard. You see Firefox Safe Mode prompt as show below.
  2. Click on Start in Safe Mode.

SafeMode-Firefox crashing plugin container has stopped working

Step 3: Disable or remove Add-ons.

  1. Click the menu button  Fx57menu  and choose  Fx57Addons-icon  Add-ons. The Add-ons Manager tab will open.
  2. In the Add-ons Manager tab, select the Extensions or Themes panel.
  3. Select the add-on you wish to disable.
  4. Click its Disable button.
  5. Click Restart now if it pops up. Your tabs will be saved and restored after the restart.

How to remove extensions and themes

  1. Click the menu button  Fx57menu  and choose  Fx57Addons-icon  Add-ons. The Add-ons Manager tab will open.
  2. In the Add-ons Manager tab, select the Extensions or Themes panel.
  3. Select the add-on you wish to remove.
  4. Click the Remove button.
  5. Click Restart now if it pops up. Your tabs will be saved and restored after the restart.

How to disable plugins

  1. Disabling a plugin will turn it off without removing it:
  2. Click the menu button  Fx57menu  and choose  Fx57Addons-icon  Add-ons. The Add-ons Manager tab will open.
  3. In the Add-ons Manager tab, select the Plugins panel.
  4. Select the plugin you wish to disable.
  5. Select Never Activate in its drop-down menu.

How to uninstall plugins

Most plugins come with their own uninstallation utilities. For help uninstalling some popular plugins, go to this list of articles and select the article for the plugin you want to uninstall.

  1. If you are not able to uninstall a plugin, see manually uninstalling a plugin.

Step 4: Perform Firefox Clean install.

Here is how to do a clean install of Firefox:

  1. Uninstall Firefox from your computer.
  2. Delete the Firefox installation folder (located in one of these folders by default):
  3. C:\Program Files\Mozilla Firefox
  4. C:\Program Files (x86)\Mozilla Firefox
  5.  Download a fresh copy of Firefox.
  6. Double-click on the downloaded file and follow the prompts to continue the installation process.

Step 5: Disable or reinstall Anti-virus software.

You can temporarily disable anti-virus and uninstall it (Use only anti-virus removal tools to uninstall anti-virus software) and check is fixed.

  1. Learn How to temporarily disable any antivirus software
  2. List of anti-virus software uninstaller

Conclusion,

Hope this guide helped you to resolve, “Firefox Crashing Plugin Container has stopped working”. For further support, leave your comments or ask more on Forum.

Leave a Reply