Removal instruction for OSFirewall.exe file – Trojan Killer

1 Star2 Stars3 Stars4 Stars5 Stars (No Ratings Yet)

The OSFirewall.exe file is a simple program that installs on your computer and starts to show you pop-ups. Because of that it is considered as a potentially unwanted program and adware. OSFirewall located in %AppData%\Microsoft\OSFirewall.exe folder. Keeping this kind of program inside is a great risk, that is why you should remove OSFirewall.exe file as soon as you can.


The creators of this program are trying to make users download and open OSFirewall.exe file on their computers. To do that, they are using spam messages, wrapped installations, viral redirects and lots of other ways.. To do that, they are using spam messages, wrapped installations, viral redirects and lots of other ways.

And after successful opening, the OSFirewall.exe file will start to generate pop-ups all over your screen. This pop-up will claim that you are infected with some serious virus and that your data is in danger (personal data, credit cards, bank accounts and so forth). It will try to make you call on provided phone number – +1-855-270-1376. But you must not do that! This is a typical scam to get some money from users like you. Extortionists can offer you a removal tool for some money, which will be a fake program. That is why making any calls and keeping this kind of program inside is dangerous for you. You should remove OSFirewall.exe file and check your computer for any other potentially viral software.

OSFirewall.exe automatic removal tool:

OSFirewall.exe removal steps:

  • Download GridinSoft Anti-Malware and scan your computer with it.
  • Click on “Apply” to remove all infections found after the scan is completed:
  • Apply actions by GridinSoft Anti-Malware

  • Shut down all your available browsers.
  • In GridinSoft Anti-Malware click on “Tools” and then on “Reset browser settings“:
  • Built-in utility of GridinSoft Anti-Malware to reset browser settings

  • Follow the instructions, select browsers you need to be reset, and click on “Reset” button. Finally, restart your computer to apply all made changes:
  • Options to reset browsers with GridinSoft Anti-Malware

Video explaining how to reset your browser using GridinSoft Anti-Malware:

How to prevent your PC from being reinfected with OSFirewall.exe in the future.

GridinSoft Anti-Malware offers excellent solution which may help to prevent your system from being contaminated with malware ahead of time. This feature is referred to as “Real-Time Protection”. By default, it is disabled once you install the software. To enable it, please click on “Protect” button and press “Start” as demonstrated below:

Enabling Real-Time Protection by GridinSoft Anti-Malware

This options helps you to prevent execution of malicious programs and to avoid their installation ahead of time. When certain malware tries to install itself into your system, GridinSoft Anti-Malware and its Real-Time Protection module will terminate this installation attempt ahead of time. You may click on “Confirm” button to continue blocking this malicious program, or to select “Ignore this file” and allow the malicious application to be installed (at your own risk):

Malicious item blocked by GridinSoft Anti-Malware

(Visited 251 times, 1 visits today)

Related posts:

Leave a Comment


This site uses Akismet to reduce spam. Learn how your comment data is processed.