Security

How do I remove malware from a computer?

Updated 2026-08-14

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Quick answer

To remove malware from your computer, use a reputable antivirus program to scan and eliminate the threats. Additionally, consider using malware removal tools for a thorough cleanup.

This guide provides steps to effectively remove malware from your computer using antivirus software and additional tools.

Steps

  1. 1

    Install and Update Antivirus Software

    Download a reputable antivirus program (e.g., Norton, McAfee, Bitdefender) and ensure it is updated to the latest version.

  2. 2

    Run a Full System Scan

    Open the antivirus software, select the option for a full system scan, and allow it to complete. Follow the prompts to remove any detected malware.

  3. 3

    Use Malware Removal Tools

    Consider additional tools like Malwarebytes or AdwCleaner for a more thorough scan and removal of stubborn malware.

  4. 4

    Restore System Settings

    If you notice changes in system settings or browser configurations, manually restore them to their original state.

Understanding Malware

Malware includes various types of malicious software such as viruses, worms, trojans, and spyware. Understanding the type of malware can help in choosing the right removal method.

Using Antivirus Software

Most antivirus programs can detect and remove malware. Ensure your antivirus is up to date for the best protection.

Manual Removal Steps

In some cases, malware may need to be removed manually. This can involve deleting suspicious files and restoring system settings.

Watch out for

  • Some malware can hide from antivirus programs, requiring specialized tools for detection and removal.

FAQ

How can I tell if my computer has malware?

Signs of malware include slow performance, unexpected pop-ups, and unfamiliar programs starting at boot.

Can I remove malware without antivirus software?

While it is possible to remove malware manually, using antivirus software is highly recommended for effectiveness and safety.

What should I do if malware keeps returning?

If malware reappears, ensure your antivirus is updated, consider changing passwords, and check for vulnerabilities in your system.