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    2 min read 6 stepsFebruary 23, 2026Verified February 2026

    How to Use Windows Security (Antivirus)

    Protect your PC with Windows' built-in antivirus and security features.

    In this guide (6 steps):

    1. 1.Open Windows Security
    2. 2.Run a virus scan
    3. 3.Check protection status
    4. 4.Spot fake virus alerts
    5. 5.Enable real-time protection
    6. 6.Review threat history
    1

    Open Windows Security

    ~15s
    Search "Windows Security" in Start or go to SettingsPrivacy & SecurityWindows Security.
    2

    Run a virus scan

    ~15s
    Click "Virus & Threat Protection" → Quick Scan for a fast check, or Scan OptionsFull Scan for thorough scanning.

    Quick Tip

    Run a Quick Scan weekly and a Full Scan monthly for best protection.

    3

    Check protection status

    ~15s
    The main dashboard shows green checkmarks if everything is protected. Yellow or red means action needed.
    4

    Spot fake virus alerts

    ~22s
    Most scary virus pop-ups are fake scams. NEVER call any phone number shown in a pop-up. NEVER click buttons inside the pop-up.

    Quick Tip

    Learn more about tech support scams at support.microsoft.com/en-us/windows/protect-yourself-from-tech-support-scams — Microsoft's official guide to spotting and avoiding these scams.

    Warning

    80% of scary virus pop-ups are fake scams trying to trick you. NEVER call any phone number shown. NEVER click buttons inside the pop-up. Just close the browser tab.

    5

    Enable real-time protection

    ~15s
    Ensure Real-time Protection, Cloud-delivered Protection, and Automatic Sample Submission are all on.
    6

    Review threat history

    ~15s
    Click "Protection History" to see past threats and the actions Windows Security has taken.

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    Official Resources

    Microsoft SupportHow-To Geek — WindowsGCFGlobal — Windows Basics

    Sources used to create and verify this guide. View all sources →

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    How to Use Windows Security (Antivirus) — Step-by-Step Guide | TekSure