Windows Defender Threat Service Has Stopped, Fixed (Updated)
12Windows Defender Threat Service Has Stopped, Fixed (Updated).
Registry File path: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender
In this tutorial, we look at issues with Windows Defender having a yellow exclamation point, red X, and or Windows Defender Security Center says, "Threat Service Has Stopped" or "Virus protection is turned off."
Issues addressed in this tutorial:
threat service has stopped restart it now windows 10
threat service has stopped restart it now
threat service has stopped restart it now windows 11
threat service has stopped restart it now unexpected error
threat service has stopped restart it now not working
threat service has stopped won't restart
threat service has stopped unexpected error
virus and threat protection threat service has stopped restart it now
virus and threat protection service has stopped
the threat service has stopped. restart it now
the threat service has stopped windows 10
threat service has stopped can't restart
On a Windows 10-based computer, the Defender Antivirus Security Center may encounter the error: "Threat Service has stopped. Restart it now." The easy way to fix the problem, is to press the "Restart now" button to start the threat service, but in some cases this doesn't work and you receive a new error message that says "Unexpected error, Sorry, we ran into a problem. Please try again."
This tutorial will apply for computers, laptops, desktops, and tablets running the Windows 7, Windows 8/8.1, Windows 10 and Windows 11 operating systems (Home, Professional, Enterprise, Education) from all supported hardware manufactures, like Dell, HP, Acer, Asus, Toshiba, Lenovo, Huawei and Samsung.