Solve If Your Firefox Keeps Crashing Through Easy Ways

Firefox is one of the oldest and the most used browser on Windows OS. It always loads its updates automatically after restarting. However, there are a few common problems which users face while using the browser, Firefox keeps crashing is one of them.

If this is the issue you are worried about and want to fix it as soon as possible, then you can read this article till the end. From the content of this article, you will get all the essential information regarding the crashing problem of the Firefox browser, which also includes the solution procedure.

What Causes the Firefox Keeps Crashing Issue?

There are numerous factors which are identified by the experts conspiring together to crash your Firefox down problem. To look into them, follow below:

  • A virus attack
  • Slow internet connection
  • Usage of the unsupportable add-ons on the Firefox browser
  • Conflict with the third-party antivirus software

If you are struggling to find the methods of “how to fix the Firefox keeps crashing Windows 10 error?”, then you can try the fixes as explained in this article.

Here, in this article, you will only get the methods, with the application of which most of the users already got a positive result in fixing the problem.

Methods to Fix the Errors Causing the Firefox Crashing Windows 10

From this section of this article, you are going to learn the easiest and the most beneficial methods of fixing Firefox keeps crashing glitch. So, without wasting any more time, let’s check them. It is advised to try the methods one by one as arranged. If you are lucky, then after trying a few of the methods you find that the error gets resolved. And thus, you can use the Firefox browser in a normal manner.

Before trying any of the core methods of fixing the Firefox crashes Windows 10 issue, it is better to run a complete virus scan of your PC. And the best tool to use for this virus scanning purpose is the Windows Defender, that is the default Windows security tool. The steps to scan your PC with the help of the Windows Defender are as follows:

  1. At first, you need the navigate the mouse pointer on the Windows logo, and then right-click on it.
  2. After that, from the menu window select the Settings option.
  3. Then, click on Update & Security from the available options under Settings.
  4. Now, from the left-hand side panel of the Settings window select Windows Security.
  5. Further, go to the right-hand pane. Here, you will get the Open Windows Defender Security Center button, click on it. This will open up the Windows Defender window.
  6. Then, from the Windows Defender window, select the “Virus & threat protection” option.
  7. After that, click on the Advanced scan link, that is present at the top of the Scan now button.
  8. Next, enable the checkbox for Full.
  9. Lastly, click on the Scan now button. This will start scanning your PC thoroughly. It will take several minutes to get the scanning process completed.
  10. Once the scanning is done, now try to open the Firefox browser to check if the issue gets resolved or not.

Method 1: Update Firefox Manually

Sometimes, due to a server issue of the Mozilla Firefox, the browser not gets updated successfully. In that case, Firefox keeps crashing issue arises. If this is the reason behind the issue, then to fix the problem instantly, you need to follow the steps as stated below:

  1. At first, launch the Firefox browser, and then wait until the Firefox window loaded successfully.
  2. After that, select the menu icon of Firefox, that is present near the top right-hand corner of the Firefox window. The Firefox menu icon is designed as three horizontal lines placed parallelly inside a box.
  3. From the Firefox menu window, click on the Help option.
  4. Then, under the Help window, you will get an option as About Firefox, select it. After selecting the About Firefox option, the browser starts to browse the internet in search for the Firefox update. If an update is available, then Firefox will automatically install that for you. 
  5. Now, close the Firefox browser and wait for a second.
  6. Then, reopen the Firefox browser to check if the matter gets sorted or not.

Method 2: Remove the Cache Files from your Browser

If you are already using the updated version of the Firefox browser, and facing the Firefox keeps crashing glitch. In that case, to fix the matter, you need to clear Firefox cache files. And the steps you need to follow to do this task are as follows:

  1. Launch the Firefox browser.
  2. After that, click on the menu icon of Firefox.
  3. Then, from the menu window options, select Library.
  4. Next, click on History> Clear Recent History.
  5. Now, under the Clear All History window drop-down menu for “Time range to clear” and set it as Everything.
  6. Further, ensure that the below-said checkboxes are enabled under the Clear All History window. And if you find any of the checkboxes is left, then enable that/ those by a single click on the checkbox.
  • Browsing & Download History
  • Active Logins
  • Form & Search History
  • Cookies
  • Cache
  • Site Preferences
  • Offline Website Data
  1. And lastly, click on the Clear Now button to start the process. It will hardly take a minute, to gets completed.
  2. Once the cache files get removed, close the Firefox browser.
  3. After that, relaunch Firefox and now use it for a few minutes to check if the issue gets resolved or not. Hopefully, your answer will be Yes and if no then follow the further method.

Method 3: Disable Firefox Add-ons

Add-ons add the excess advantages of the Firefox browser. However, sometimes these Add-ons are also affecting badly to the browser and can cause Firefox keeps crashing issue. To fix this, you need to disable the Add-ons on Firefox. And the steps to allow to disable the Firefox Add-ons are as follows:

Steps to Disable Extensions & Themes on Firefox

Check the lines below to learn the steps of how to disable the extensions and themes add-ons from the Firefox browser:

  1. First of all, open the Mozilla Firefox browser window on the screen.
  2. After that, click on the menu icon. The three parallel lines inside a box is the menu icon of the Firefox browser.
  3. Then, from the menu list select the Add-ons option. You can perform step 2 and 3 altogether by pressing down the Ctrl, Shift and the letter A key at a time, Ctrl+Shift+A.
  4. Next, from the left-hand side panel of the Add-ons Manager tab, click on the Extensions option.
  5. After that, to disable the extensions, you need to click on the Disable button, which is present besides to the available extensions, that you see at the right-hand side panel of the window. It is better to stop each and every extension. And then, check if the issue gets resolved or not.

If, after disabling all the extensions, the problem gets sorted, then the next step is you need to identify the problem causing add-on from the list. And that you can do by enabling the add-ons one by one, and restarting the Firefox browser. Once you identify the problem creating add-on remove that from the list. And to learn the procedure of “how to remove an add-on from the list?”, you need to click on this link.

  1. However, after disabling all the extensions, if still, the problem persists, then you need to disable all the Themes present on Firefox. To learn this process click here.

Steps to Disable Plugins Add-ons

Follow the further steps to disable Plugins from the Firefox browser.

After disabling both the extensions and themes from the Firefox browser, if you still see the Firefox keeps crashing, then you need to disable the Plugins further. To disable the Plugins from the Firefox browser the steps you need to follow are as follows:

  1. Launch the Firefox browser.
  2. Press down both the Ctrl, Shift and the letter “A key at a time, Ctrl+Shift+A.
  3. Next, from the left-hand side panel of the Add-ons Manager tab, click on Plugins. Then, at the right-hand side panel, you will see all the Plugins that are added to your Firefox browser.
  4. Now, to disable the Plugins you need to drop-down menu besides the Options button. After that, select the Never Active option from the list. It is better to set the Never Active option for all the Plugins, present on the list.
  5. Once you have stopped the Plugins, close the browser, and then restart Firefox. Hopefully, now you will find that the error gets resolved.

All these are the workarounds after the application of which you will get your Firefox up and running without the intermittent crashes. And if it still struggles to run, then contact an expert who will guide you to ward off this problem.