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Mozilla Firefox not working, not responding and Not Opening on Windows how to fix it?

Mozilla Firefox is one of the very popular web browsers highly used by the billions of users all over the world. It is accessible of all kinds of Windows OS and Mac. Mozilla Firefox is best known for its fastest and secured browsing features that make its world’s best web browsers. Its inbuilt security features protect against the virus, malware and any kind of phishing activity during the browsing. One can easily access Mozilla Firefox on multiple devices. But sometimes users may also confront various technical issues while using it and Mozilla Firefox not responding is one among those common problems. These problems come due to multiple reasons that are required to resolve immediately.

Why is Mozilla Firefox not responding?

Lots of technical issues are responsible behind the not responding problem of Mozilla Firefox.

And in some of them are given below:

  • Due to a corrupted version of Mozilla Firefox.

  • Faulty add-ons you added recently or ago.

  • Visiting to a faulty website.

  • Due to an antivirus program.

  • Corrupt or miss figured database file.

  • Due to operating system issues.

How to fix Mozilla Firefox not responding?

If you want to fix Mozilla Firefox not responding or working problem, then you can easily do that.

You should only need to apply some troubleshooting methods to fix the problem which is listed below:

Solution# 1: Clear Firefox Caches

Sometimes unwanted caches also generate problem when you use Mozilla Firefox.

So you can clear these caches in Firefox with the below steps:

  1. Open the Mozilla Firefox in your computer and then click on Tools menu.

  2. Click on Clear Private Data from scroll-down.

  3. Now check the caches, history and cookies box to clear.

  4. Click on Clear Private Data tab to clear all caches.

Solution# 2: Refresh the Firefox

Mozilla Firefox introduces an option called refresh option that will help to fix numerous technical issues in a very simple way.

  • Open the Firefox and then click on menu icon available on the top side.

  • Click on Help and then choose Troubleshooting Information link.

  • Now find the Refresh Firefox option which is present at the right side of the page.

How to fix Mozilla Firefox not opening on Windows?

Are you confronting not an opening problem with Mozilla Firefox on your Windows computer?

Then you can very easily get rid of this problem after following the below steps:

Reinstall the Firefox

  1. First of all, go to the official Mozilla Firefox website and then download the latest version for your computer and according to the OS.

  2. Choose the language and then save the setup file on your computer.

  3. Now wait until the downloads finishes and then close all the open windows.

  4. Now you need to delete the installation folder in your computer. For this, go to C:/Program Files and then choose Mozilla Firefox from this folder.

  5. After that you will need to install the download Firefox version. For this, find the downloaded file and then double click on it.

  6. Now follow the on-screen instructions under the Setup Wizard.

  7. It may take fewer seconds to complete the setup wizard and then click on the Finish tab to complete the process.

  8. Open Firefox in Safe Mode

  9. Click on the menu icon of Mozilla Firefox and then choose Help from the scroll down menu.

  10. Now click on Restart with Add-ons Disabled and then Firefox will start up with Safe Mode.

  11. After that, you can choose an option to restart your Firefox in Safe Mode.

Well!! After applying the above-described methods, Mozilla Firefox will work very smoothly and you can anytime apply these steps if face the not responding problem with Firefox.