


But you can turn it off temporarily or disable it permanently. With the installation of windows OS, windows defender starts automatically to secure your system. Though Microsoft’s windows defender is a good built-in security guard for windows OS, there are reasons one may want to turn it off. To restart Windows Firewall service, do the following: Go to Search, type services.msc, and open Services. However, you can fix the problem simply by running an SFC scan. Your system files can get corrupted and that can cause this error to appear.
