Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: We encourage you to …

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.

Use Microsoft Defender for individuals as your personal defense against online threats and easily manage your family’s online security.

Jul 30, 2025 · Download Microsoft Windows Defender - Free program that protects your computer against pop-ups, slow performance and security threats.

Protect your iPhone, Android, Mac, and Windows devices from threats Get the Defender mobile app Copy a link and send to your devices Copy link Search for Microsoft Defender in your app …

Jul 30, 2025 · This guide shows you how to download and install the Microsoft Defender app on a Windows 11 PC. What is the Microsoft Defender app? Microsoft Defender is a security app …

5 days ago · Microsoft Defender is a security suite that provides real-time protection against viruses, malware, and other cyber threats, helping safeguard your personal and business data, …

Jul 15, 2024 · This guide will help you evaluate the protection offered by Windows Defender Antivirus & WIndows Defender Exploit Guard in Windows 10.

Download the latest security intelligence updates for Microsoft Defender Antivirus, Microsoft Security Essentials (MSE), System Center Endpoint Protection (SCEP) and other antimalware.

Microsoft®Update Catalog FAQ | help view basket (0) "KB4052623" Updates:1 - 4 of 4 (page 1 of 1) Previous|Next Title Products Classification Last Updated Version Size Download Update for …