Windows Security is Windows 11’s protection against viruses and malware. If you need to lớn enable or disable it, here’s how.

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Windows Security (formerly Windows Defender & other names) in Windows 11 is Microsoft’s built-in vi khuẩn and malware protection suite. Windows Security’s real-time antivi khuẩn is enabled by mặc định, và we recommend keeping it that way. There may come a time when you need khổng lồ disable it, however.


Perhaps you want lớn turn it off due to lớn personal preferences. You might need to lớn access a known safe file, but it’s flagged as a threat. You might be using a third-tiệc nhỏ security suite, or you may have sầu a kiosk that’s not connected khổng lồ a network.

Whatever the reason, here’s how you can enable or disable Windows Security in Windows 11.

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Enable or Disable Windows Security in Windows 11

To open Windows Security, right-click the Start button & select Settings. Alternately, you can use the keyboard shortcut Windows key + I khổng lồ open the Settings thực đơn directly.

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cảnh báo that you’ll need to lớn be running Windows 11 Pro khổng lồ use Group Policy. The trang chủ version doesn’t include it. Of course, you can always upgrade Windows 11 Home khổng lồ Pro.

If you’re new khổng lồ Windows 11 and aren’t a người of the UI, read how to lớn move the Start button to the left.