Www microsoft com windows defender

If your device is connected to a network, network policy settings might prevent you from completing these steps. For more info, contact your administrator. To turn it off, switch the setting to Off. Turning off Microsoft Defender Firewall could make your device and network, if you have one more vulnerable to unauthorized access.

If there's an app you need to use that's being blocked, you can allow it through the firewall, instead of turning the firewall off. Note: If you get errors, or if the setting won't turn on, you can use the troubleshooter and then try again. What is a Firewall? Microsoft Defender Windows 11 Windows 10 More Need more help? That is when I got mad and told them absolutely not and I was reporting them.

By that time they loaded a ZohoAsist ap to take over my computer pretending to look for the Windows Defender. I quickly terminated the WIFI connection and deleted those sessions. Now I am afraid they did a quick scan to find any info they could to steal my ID.

What can I do to protect myself and computer? I received a scam email concerning Windows Defender Protection this morning which I did not call phone number listed. Just wanted to advise you of this email. This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread.

Report abuse. Details required :. Cancel Submit. How satisfied are you with this discussion? Thanks for your feedback, it helps us improve the site. Submit and view feedback for This product This page. View all page feedback. In this article. In active mode, Microsoft Defender Antivirus is used as the primary antivirus app on the device. Files are scanned, threats are remediated, and detected threats are listed in your organization's security reports and in your Windows Security app. In passive mode, Microsoft Defender Antivirus is not used as the primary antivirus app on the device.

Files are scanned, and detected threats are reported, but threats are not remediated by Microsoft Defender Antivirus.

See Requirements for Microsoft Defender Antivirus to run in passive mode. This package updates the anti-malware client, anti-malware engine, and signature versions in the OS installation images to following versions:. This package includes monthly updates and fixes to the Microsoft Defender antimalware platform and engine that's used by Microsoft Defender Antivirus in Windows This package also includes the latest security intelligence update that is available up to the date of release.

Different update packages are required for different Windows OS image architectures. Select the architecture that matches the installation image to which you will apply this update:. Microsoft Defender update for Windows Operating system installation image: bit bit.

Note: These links point to defender-update-kit-[x86 x64]. Extract this. The following prerequisites apply to running this patching tool DefenderUpdateWinImage. Do not use this package to update live images because it can damage the Windows installation that Is running inside the Virtual Machine. The DefenderUpdateWinImage.