Important Firefox update available pop-up or ads are an online scam. Adware applications and some suspicious advertising service are known to redirect Firefox web browser user’s to domains that deceive users into thinking there is an “Important Firefox update available”.
Important Firefox update available wants the user to install a .xpi file, which is a Firefox browser extension installation file.
However, in reality, when the user accepts to allow and install this xpi file they actually install a malicious browser extension.
Users will install a fake Flash Player browser extension.
The extension has the permission to monitor and access all Firefox browser data, Firefox browser tabs, and Firefox browser activity, this is dangerous for your online privacy.
Moreover, the extension will use the user’s data to display intrusive advertisements.
[wps_alert type=”note”]Summary: Important Firefox update available is a social engineering scam to trick users into installing a malicious browser extension for Firefox.
Important Firefox update available virus
Important Firefox update available: Download Removal Tool
Domain security reports: Google Safe Browsing, Norton Safe Web, McAfee SiteAdvisor, Alexa Site info
Adware applications trigger new browser windows and new tabs. These new pop-up windows are redirected through many advertising networks before ending at the Important Firefox update available pop-up.
Important Firefox update available what is it?
Important Firefox update available is a social engineering attack, associated with adware applications.
Do not install free software downloaded from the internet without an overview of the entire installation process.
Doing so might prevent adware applications and potentially other unwanted (PUP) software from infecting your computer with malicious software and display the intrusive Important Firefox update available ads.
How to remove Important Firefox update available?
- Uninstall recently installed adware
- Remove malware extension from Firefox
- Remove Important Firefox update available ads with Malwarebytes
Important Firefox update available removal tool.Free for 14-days to detected and remove Important Firefox update available redirect Malwarebytes: Remove Important Firefox update available ads.
Hi Mac user! did you know you can remove Important Firefox update available from your Mac with CleanMyMac?. Get rid of Mac malware.
The instructions below apply to Microsoft Windows devices only. Mac OS users should use CleanMyMac or Malwarebytes for Mac to remove malware. Read more in this Mac adware removal instruction.
Remove Important Firefox update available from your Android device with Malwarebytes for Android.
Uninstall adware from your computer
In this first removal step, we will attempt to identify and remove adware applications that are installed without your knowledge on your computer.
Windows 7 users: Click the Start button in the left bottom corner, select Control Panel, select “Programs, and Features”.
Windows 8 user: right-click the Windows logo in the lower left corner, select Control Panel, select “Programs, and Features”.
Windows 10 user: right-click the Windows logo in the bottom left corner, open Run, and type appwiz.cpl
Find the recently installed adware application and uninstall the adware.
In the image, you see recently known adware applications associated with the Important Firefox update available pop-up.
Information: Click the column “Installed On” to sort installed software by date, doing so makes it easier to detect recently installed adware applications and uninstall them.
Continue to step 2.
Remove malware extension from Firefox
Remove the malicious browser extension from Firefox.
Click the Firefox menu button, from the drop-down menu click Add-ons.
Click extensions from the left menu. Find the Flash Player add-on and remove it.
Basically, remove all extensions you do not know or need.
Reset the Firefox homepage and search engine settings
Firefox has the option to reset to default settings, this will reset Firefox completely. Reset Firefox is the easiest way to get rid of Important Firefox update available malware add-ons.
Click the menu button, from the menu, select Help ? (the question mark icon, at the end of the menu).
Click on Troubleshooting information from the Help menu.
Select the Refresh Firefox button, confirm the reset and restart Firefox.
Continue to step 3.
Remove Important Firefox update available with Malwarebytes
Remove adware, other viruses, and malware responsible for the Important Firefox update available pop-up with Malwarebytes. Malwarebytes is always free to use, detect and remove the Important Firefox update available redirect in the Google Chrome, Firefox, Internet Explorer or Edge web browser.
Malwarebytes will remove adware, viruses, and malware and is compatible with any pre-installed antivirus software.
No worries, Malwarebytes is free to detect and remove adware for 14 days.
Run the Malwarebytes installation and proceed as described in the installation process. Click here for Malwarebytes installation instructions.
Click Get started to start your 14-days of free premium features.
After 14 days of your free Malwarebytes Premium trial, Malwarebytes reverts to the Malwarebytes Free version. Malwarebytes free is still able to scan, detect, and remove any malware from your device. In the free version, you need to start a scan manually. Real-Time protection against online threats is not available in the free version of Malwarebytes.
Click Scan Now to start scanning your PC for adware related to Important Firefox update available ads.
Malwarebytes will now start scanning your PC for malware, hang on, the malware scan usually takes about 2 to 5 minutes to complete.
When the scan is finished you’ll be presented with the malware scan results. Review the malware scan results and click the Quarantine Selected button to continue.
Hang on. Malwarebytes is moving the detected malware to quarantine.
In order to complete the Malwarebytes removal scan, you should reboot your computer.
The Important Firefox update available ads now removed from your computer, enjoy!
Thank me! Help other people. Share this information on social media, a forum or website, and contribute to a safer internet for everyone.