Download Microsoft Security Essentials from Official Microsoft …
网页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 Defender - Free download and install on Windows | Microsoft …
网页Microsoft Defender is a security app for individuals and families that helps protect identities, data, and devices from online threats. The Microsoft Defender app is available exclusively with a Microsoft 365 Personal or Family subscription.
Download Microsoft Security Essentials from Official Microsoft …
网页Microsoft Security Essentials provides real-time protection for your home or small business PC that guards against viruses, spyware, and other malicious software.
Protect my PC from viruses - Microsoft Support
网页Microsoft Defender is free anti-malware software included with Windows, and it's kept updated automatically through Windows Update. There are also anti-malware products made by other companies that you can choose from.
Installing Microsoft Defender - Microsoft Support
网页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. Searching for Microsoft Defender in your app store. Sharing with your devices, the following link: Copy link.
Stay protected with Windows Security - Microsoft Support
网页Windows 10 and 11 include Windows Security, which provides the latest antivirus protection. Your device will be actively protected from the moment you start Windows. Windows Security continually scans for malware (mal icious soft …
Windows Security: System Guard, Defender Antivirus & More for Windows …
网页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.
Consumer antivirus software providers for Windows - Microsoft …
网页Microsoft Defender Antivirus is free and is included in Windows, always on and always working to protect your PC against malware. Hackers and scammers sometimes use fake antimalware software to trick you into installing viruses or malware on your computer.
Getting started with Microsoft Defender - Microsoft Support
网页Windows Security, formerly known as Windows Defender Security Center, is an app built into Windows 10 or 11 that helps keep your PC more secure. It includes Microsoft Defender Antivirus, an antivirus tool that helps protect you against viruses, ransomware, and …
Getting started with anti-malware in Microsoft Defender
网页Microsoft Defender has powerful built-in features that can help protect your device against malware. Note: Microsoft Defender currently offers anti-malware only on Windows, Mac, and Android. When you first set-up Microsoft Defender on your device we'll run an initial scan to make sure you're starting off clean.
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