Windows Defender is a free browser add-on designed to enhance security while browsing. It provides users with real-time protection against various online threats, including malware and phishing attacks. This tool integrates seamlessly with web browsers, offering a user-friendly interface that makes security management straightforward. Key features include automatic scanning of websites and downloads, along with alerts for potentially harmful content, ensuring a safer browsing experience.

In addition to its protective measures, Windows Defender also helps users maintain their privacy by blocking trackers and intrusive ads. The add-on is easy to install and compatible with multiple browsers, making it accessible for a wide range of users. Overall, Windows Defender serves as a valuable tool for anyone looking to enhance their online security while navigating the web.