How to Scan a Computer with Windows Defender

Windows 7 provides enhanced security features to help protect your system, as well as your privacy. One of these features is Windows Defender. Windows Defender monitors your computer for malicious attacks and also gives you the ability to run an on-demand scan. To scan your computer using Windows Defender, follow these six steps.

  1. Select the Start menu button.

  2. In the Search programs and files text box, type "Windows Defender".

  3. Select Windows Defender.
    Select Windows Defender

  4. You may be prompted to check for updates. If so, click Check for updates now.
    Check for Updates

  5. To scan your computer, click Scan.
    Click Scan

  6. Windows Defender will scan your computer and alert you if any malicious activity is discovered.
Author: Margaux Judge

Margaux Judge has worked as an e-learning editor and instructional designer for over ten years, writing and editing a wide variety of courses, from technical topics to soft skills. She has a Bachelor's degree in English and Textual Studies from Syracuse University and a Master's degree in Television Writing from Boston University.

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