How to fix Mozilla Firefox critical error

If you are using Mozilla Firefox for any urgent work and suddenly you get the error message saying Mozilla Firefox critical error. Then, it becomes frustrating for you. The malicious based website gives you an indication that your system must have been affected by some malware or virus. When you get a pop-up message regarding this error then you can also that there is a help desk contact number are mentioned to resolve your issue. But, never call at this number because it is a misleading Ad site or spam.

If you see that browser itself shows this page that means there is a possibility that the adware software has been installed in your system without informing you. When you surfing on the internet, then this software shows you many pop-ups. It can also replace the original ads with another ad and it becomes beneficial for spammers. It can also collect your personal data from your system and sell it to the third party. Read this full article to fix your issue.

Solutions to fix Mozilla Firefox critical error: -

Here are many solutions available to fix this issue. Follow the below-given steps carefully:

1)      Uninstall the suspicious apps from your Mozilla Firefox: -

If you get this issue of Mozilla Firefox error then try to uninstall all the suspicious apps to fix your issue.

·         At first, tap on My Computer option from your desktop or This PC icon.

·         Now, tap on the Computer option which is at the top left corner of the window.

·         From the same window, scroll down and select uninstall or change a program option. It will show you the list of all installed apps on your device.

·          Now, search for any program which title seems as suspicious and have been installed recently.

·         So, find its identity in your Mozilla Firefox Browser. If you find any app that is not useful for you then delete it.

·         Now, reopen Mozilla Firefox and check if the error has been fixed.

2)      Search for task manager: -

Close all the software as well as browsers also in your system. Press Ctrl + Alt + Delete button to do this.

·         First of all, right-click on the taskbar which is at the bottom of your browser, the menu option will be open.

·         Now, tap on the task manager from the menu. A pop-up window will show on your screen.

·         After that, tap on the process section which is at the top left corner of the window. It will show you all the processes that have been going on in your system.

·         Now, search for any suspicious activity that causes Mozilla Firefox critical error. For detecting any suspicious activity, check the memory usage of the processes.

·         One more thing, close all the software, anything also that takes a large space of memory. So, check all the things appropriately for authentication.

·         If you found any processes that not seems to be good then right-click on it and tap on End task option.

·         Reopen your Mozilla Firefox and check if issues have been resolved now.

3)      Use malware bytes to scan for malware programs: -

Malware bytes are one of the best and powerful scanners which can remove Mozilla Firefox critical error pop-up for any system. One important thing to keep in mind is Malware bytes will run alongside antivirus software without any conflicts.

·         At first, download Malware bytes from the official website.

·         Once the downloading is complete then twice-click on the mb3-setup-consumer file to install it on your computer.

·         It may be possible that you are presented with a User Account Control pop-up asking if you want to allow Malware bytes to make some changes on your device. If it happens with you then tap on Yes option to continue with this installation.

·         Once the Malware bytes installation starts then you will see the Malware bytes Setup Wizard that will guide you through the installation process.

·         Now, follow the on-screen instruction to complete this process and tap on the Next option.

·         Malware bytes will start automatically and update the antivirus database after installing.

·         Tap on Scan Now option to scan a system.

·         Once the scanning process will be complete then a screen shows you malware infections that it detects.

·         Now, tap on Quarantine Selected option to remove malicious.

·         Restart your computer and open Mozilla Firefox to check if the issue is resolved now.

In this blog, we discuss to fix Mozilla Firefox critical error. So, apply all the above-mentioned steps to resolve this query. Call to our experts if you have any queries.