How to Fix if Mozilla Firefox not Working Properly?

Firefox not Working
Mar 29, 2023      admin      Firefox

When there were not many web browsers available for the users, Mozilla Firefox was considered as the first preference. There is no doubt that this Browser is the perfect combination of features and tools and is even supported on all operating system platforms. But when some errors like Mozilla Firefox not Working Properly or Firefox not responding or working comes up, it irritates the users. In this blog, you can have a glance at the best solutions to fix the problem that you are facing.

In case you need instant help it is recommended to dial our tollfree number and grab assistance from experts.

What are the Reasons Behind Firefox Not Working?

Now let’s understand the reason that terrifies Firefox from not working Problem in your system. This will help you in choosing the troubleshooting steps.

  • Presence of Malicious extensions or plug-ins in your Web browser.
  • Software converters are open in your system, and all of them are running in the background at the same moment within the Firefox Browser.
  • Presence of dangerous and obstructive files in your Firefox’s cache.
  • High CPU usage is another reason why Firefox is not working properly in your system.
  • The profile folder of Firefox has given permission to read only.

How to Resolve Mozilla Firefox Not Working Problem?

Now you are fully ready to learn the steps to rectify Firefox Not Working properly Problem, so let’s begin the discussion:

1st Method: Verify your Internet Connection

It is not rocket science to know that if your Internet Connection is not working, then your Browser will not work. So before going further with any hassle, check your Internet Connection first.

In case you are using wifi, turn it off and then turn it on again. Apart from this, switch to a wired connection from WIFI, or vice versa, to neglect the internet problem.

2nd Method: Refresh the Firefox Browser

If the Internet is not the Problem, then you have to refresh your Firefox Browser to fix if there is any issue because of that.

  1. Select the Menu icon in Firefox.
  2. Thereafter select Help, and click on Troubleshooting Information.
  3. Now look for the panel that has the Refresh Firefox option.
  4. After that, hit on the Refresh Firefox tab.
  5. Next, in the confirmation window, tap on Refresh Firefox, and after this, Firefox will close and reset on it’s own.
  6. Once the Browser is refreshed, select the Finish button, and it will be relaunched.

3rd Method: Remove all the Cache & Cookies Present in your Browser

If Firefox has stored corrupted data or cache & cookies in the Browser, it can create conflicts while accessing the Internet, which finally ends up with Firefox not working properly problem. Thus to eliminate such issues, clear all the Cache & Cookies from your Browser.

  1. Open the Firefox Browser on your PC, and press the Ctrl+Shift+Del keys to launch the Clear Data box.
  2. Check to mark the Browsing & Download History, Cache, and Cookies menus.
  3. Thereafter hit Today in the Time range to clear.
  4. Tap on the Ok Button, and then wait for the process to end.

4th Method: Restart or Update Firefox

You can also try to restart or update the Firefox browser in your system, according to your need.
Firstly try to restart and fix the Firefox not working properly issue.

  • Initially close the Browser using the Task Manager.
  1. Begin the process using the Ctrl+Alt+Delete keys if you are a windows user. However, if you use Mac, press Option+Command+Esc.
  2. Thereafter move to the Processes option.
  3. Here Look for Firefox and select End Process.
  • Now relaunch the Firefox Program.

In case the above process is not beneficial for you, then Update the Firefox browser.

  1. Firstly, go to Firefox’s Menu, and hit on Help.
  2. Thereafter, click on About Firefox.
  3. Now a new window will open in front of you; here, Firefox will look for any new updates and download them.
  4. Once the download process is complete, hit the Restart button to update Firefox.

5th Method: Turn Off the DNS Prefetching

A DNS Prefetch selects the resources related to DNS lookup on its own. Thus, whenever Browser makes a request, the DNS lookup is already done, which then leads to Browser opening the sites instantly. However, this fetch technique creates technical glitches as well. Thus turn it off and then look for the results.

  • Open Firefox on your device.
  • Thereafter navigate to the about: config page.
  • Hit on accept the Risk and Continue Button.
  • Now, in the search box, write down network.dns.disablePrefetch, and hit enter.
  • After that slide, the toggle button from left to right to make changes in its value from False to True.
  • Next, try to reload the website and verify if the issue of

6th Method: Troubleshoot Mode

The presence of third-party add-ons, mainly the ones that are related to JS, can create issues for you, resulting in Mozilla Firefox not working Problem. Thus use the Browser in safe mode and turn off all the extensions for sometime.

Below is the procedure to turn off the add-ons in Firefox through troubleshooting mode:

  1. Initially, open Mozilla Firefox and hit the menu button present at the top of the screen.
  2. Choose Help, followed by tapping on Troubleshoot Mode.
  3. Now hit on the Restart button, and your Browser is now started in Safe Mode. Verify if the website is opening in safe mode, then the third-party ads-on was the main issue behind your Problem.

Delete and Reinstall Firewall

In case you tried all the above ways, but none of them worked for you, then delete the Firewall and install it again.

  • Go to the start option and look for Apps 7 Features.
  • On the next page, look for Mozilla Firefox, and tap on it.
  • Thereafter select the Uninstall tab.
  • After uninstalling, open the File Explorer again, and navigate to
    C:\Program Files\Mozilla Firefox
  • Next, Delete all the contents from that folder.
  • Moving ahead, download the latest version of the Firefox software, and follow the prompt on your screen, to complete the installation process.

Is Mozilla Still Not Working?

If, after following all the mentioned steps, you still not be able to use Mozilla properly, then you need expert help. Click on the Help box given below and fill in all the required details. Thereafter a help executive will join to provide you with the apt solution.


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admin is a subject matter specialist @getcontacthelp.com Being a prolific content expert with a significant amount of experience, his writings on top directory categories in the United States are getting recognition among customers across the Globe. In addition to being a well-known writer, admin has expertise in SEO and SMO strategies.

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