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Windows Defender is a built-in security tool in Windows 10 and Windows 11 that helps protect your computer from viruses, malware, and other threats. Performing a full system scan regularly is essential to ensure your device remains secure. This step-by-step guide will walk you through the process of conducting a comprehensive scan using Windows Defender.
Preparing for the Scan
Before starting the scan, ensure your Windows system is up to date. Updates often include security patches that improve Defender’s effectiveness. Also, close all unnecessary applications to prevent interference during the scan.
Step 1: Open Windows Security
Click on the Start menu and select the Settings icon (gear symbol). In the Settings window, click on Privacy & Security, then select Windows Security. Finally, click on Open Windows Security to launch the security dashboard.
Step 2: Access Virus & Threat Protection
In the Windows Security dashboard, click on Virus & Threat Protection. This section provides options for quick scans and full scans, as well as real-time protection settings.
Step 3: Start a Full System Scan
Under the Current Threats section, click on Scan options. A list of scan types will appear. Select Full scan, which examines all files and running programs on your computer. Then, click Scan now to begin the process.
Step 4: Wait for the Scan to Complete
The full scan may take some time, depending on the amount of data on your device. During this period, avoid using intensive applications to speed up the process. You can continue working or leave the computer running.
Step 5: Review the Scan Results
Once the scan finishes, Windows Defender will display the results. If threats are found, follow the on-screen instructions to quarantine or remove the malicious files. If no threats are detected, your system is considered secure.
Additional Tips
- Schedule regular full scans to maintain security.
- Ensure real-time protection is enabled for ongoing defense.
- Keep Windows and Defender updated for optimal performance.
- Run a scan immediately if you suspect malware infection.
By following these steps, you can effectively perform a full system scan with Windows Defender and keep your computer protected from threats.