Microsoft Defender for Endpoint provides sophisticated EDR (Endpoint Detection and Response) and AI-powered, automated investigation. Key Weaknesses Microsoft Defender Antivirus in Windows Overview

Here is a comprehensive review of Microsoft’s malware protection as of 2026. Key Strengths

Microsoft Defender (formerly Windows Defender) has evolved into a robust, top-tier security solution, often making third-party antivirus software unnecessary for average users. Integrated deeply into Windows 10/11, it provides real-time protection, ransomware defense, and cloud-based intelligence, generally achieving high marks in independent lab tests.

It is free, meaning you get premium-level protection without a subscription fee.