How to find virus in windows

 Note: Because of streamlined security, this isn't available if you're running Windows 10 or 11 in S mode.

Schedule a scan

  1. Select the Start  button, type schedule tasks in the Search  box, and in the list of results, select Task Scheduler.

  2. In the left pane, select the arrow (>) next to Task Scheduler Library to expand it, do the same with Microsoft > Windows, and then scroll down and select the Windows Defender folder.

  3. In the top-center pane, select Windows Defender Scheduled Scan. (Point to the choices to see the full names.)

  4. In the Actions pane on the right, scroll down and then select Properties.

  5. In the window that opens, select the Triggers tab, and then select New.

  6. Set your preferred time and frequency, and then select OK.

  7. Review the schedule and select OK.

Turn Microsoft Defender Antivirus real-time protection on or off

Sometimes you may need to briefly stop running real-time protection. While real-time protection is off, files you open or download won't be scanned for threats. However, real-time protection will soon turn on automatically again to protect your device.

Turn real-time protection off temporarily

Note: Because of streamlined security, this isn't available if you're running Windows 10 or 11 in S mode.

  1. Select Start  > Settings  > Update & Security  > Windows Security  and then Virus & threat protection > Manage settings. (In early versions of Windows 10, select Virus & threat protection > Virus & threat protection settings.)
    Open Windows Security settings

  2. Switch the Real-time protection setting to Off and choose Yes to verify.

See also

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