Installing Microsoft Defender - Microsoft Support
Microsoft Defender is a new security app that helps protect you and your family across all your devices; Windows, Android, Mac, and iOS.
Microsoft Defender - Free download and install on Windows
To get started, download the app and login with your Microsoft account. A valid Microsoft 365 Personal or Family subscription is required to activate Defender on your devices.
Windows Security: Defender Antivirus, SmartScreen, and More
Protect your privacy, identity, and devices with Windows Security. Explore Windows 11 security features like Microsoft Defender Antivirus that help keep you and your PC safe.
how to install windows defender - Microsoft Q&A
Jun 17, 2025 · Microsoft Defender Antivirus in the Windows Security app - Microsoft Defender for Endpoint With Microsoft Defender Antivirus now included in the Windows Security app, you …
How to disable windows defender on Windows 11? | Microsoft …
May 13, 2025 · Windows Defender is deeply integrated into the Windows operating system and is designed to re-enable itself automatically if disabled improperly. This approach helps reduce …
Stay Protected With the Windows Security App - Microsoft Support
One of the key benefits of the Windows Security app is its ability to provide real-time protection. Microsoft Defender Antivirus continuously scans your device for potential threats and takes …
Security intelligence updates for Microsoft Defender Antivirus and ...
Download the latest security intelligence updates for Microsoft Defender Antivirus, Microsoft Security Essentials (MSE), System Center Endpoint Protection (SCEP) and other antimalware.
Getting started with Microsoft Defender
Learn about getting started with the new Microsoft Defender on your personal devices including Windows, Mac, Android, and iOS.
Microsoft Defender Antivirus in the Windows Security app
Apr 9, 2025 · With Microsoft Defender Antivirus now included in the Windows Security app, you can review, compare, and perform common tasks.
Microsoft Defender Offline scan in Windows - Microsoft Defender …
Sep 18, 2024 · Download Windows Defender Offline and create the CD, DVD, or USB flash drive on a PC that isn't infected with malware as the malware can interfere with the media creation.