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Microsoft Security Essentials is a free* download from Microsoft that is simple to install, easy to use, and always kept up-to-date so you can be assured your PC is protected by the latest technology.
Microsoft Security Essentials. Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
Protect your Android, iPhone, Mac, and Windows devices from threats by installing Microsoft Defender. Download Microsoft Defender on your devices either by: Scanning the following QR code
Protect your data and devices with Windows Security. Get next-gen antivirus, malware defense, and tracking prevention with System Guard, Windows Defender, and more security features.
Microsoft Defender is available for download with a Microsoft 365 Personal or Family subscription. 8. Download for Windows. Download for Android. Download for iOS. Download for macOS. Defender for Web. Get the Microsoft Defender mobile app. Click here if you're having trouble with the QR code.
Microsoft Security Essentials is world-class security for your PC that's free* and easy to download. Here are some ways Microsoft Security Essentials helps keep your PCs safe without getting in your way or making you worry. Real-time protection. System scanning. System cleaning. Windows Firewall integration. Dynamic signature service.
Use an anti-malware app - Installing an anti-malware app and keeping it up to date can help defend your PC against viruses and other malware (malicious software). Microsoft Defender is free anti-malware software included with Windows, and it's kept updated automatically through Windows Update.
