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This article has been viewed 35,148 times.
This wikiHow teaches you how to temporarily and “permanently” turn off Windows Defender on Windows 10. Although Windows Defender can be disabled from within Settings until you restart your computer, We can prevent Windows Defender from turning itself back on until you allow it by using Windows Registry Editor. Note: when disabling Windows Defender, the computer will face many security risks; Besides, using Registry Editor other than those mentioned in the article can harm or even damage the computer.
Steps
Turn off Windows Defender
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. Click the Windows icon in the lower left corner of the screen. The Start menu will pop up.
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(Setting). Click the gear-shaped Settings icon in the lower left of the Start menu. The Settings window will open.
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Update & Security (Security & updates). This option is located in the bottom row of options of Settings.
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under the “Real-time protection” heading, then click Yes when prompted. So Windows Defender real-time scanning will be turned off. [1] X Trusted Source Microsoft Support Go to Source
- You can also disable Windows Defender’s cloud-based protection by clicking the blue “On” switch below the “Cloud-delivered protection” heading and then clicking Yes when prompted.
- Windows Defender will turn itself back on the next time the computer restarts.
Disable Windows Defender
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. Click the Windows icon in the lower left corner of the screen. The Start menu will pop up.
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- Type regedit .
- Click the blue regedit icon at the top of the Start menu.
- Click Yes when prompted.
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- Expand the “HKEY_LOCAL_MACHINE” folder by double-clicking it (skip this step if the folder is already expanded).
- Expand the “SOFTWARE” folder.
- Scroll down and expand the “Ppicies” folder.
- Expand the “Microsoft” folder.
- Click the “Windows Defender” folder.
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- If there is no right mouse button on the mouse, you can click on the right or use two fingers to click.
- If your computer uses a trackpad instead of a mouse, tap the trackpad with two fingers or tap the bottom right of the trackpad.
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, click on Power
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and select Restart in the pop-up menu. After the computer restarts, Windows Defender will be disabled.
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- Go back to the Windows Defender folder in the Registry Editor.
- Click the “Windows Defender” folder.
- Open the “DisableAntiSpyware” value by double clicking on it.
- Change “Value data” from 1 to 0.
- Click OK , then restart the computer.
- Remove “DisableAntiSpyware” if you don’t want that value to be available later.
Advice
- Installing a third-party antivirus (such as McAfee) won’t disable Windows Defender, but it won’t work by default. This way, when the protection software for some reason doesn’t work, the computer is still safe.
Warning
- When you apply the first way to disable Windows Defender from within Windows Security settings, other protection programs you have installed (other antivirus software or firewall programs) may also be disabled. This is a Microsoft “feature” intended to keep Windows Defender working for “security reasons”.
This article is co-authored by a team of editors and trained researchers who confirm the accuracy and completeness of the article.
The wikiHow Content Management team carefully monitors the work of editors to ensure that every article is up to a high standard of quality.
This article has been viewed 35,148 times.
This wikiHow teaches you how to temporarily and “permanently” turn off Windows Defender on Windows 10. Although Windows Defender can be disabled from within Settings until you restart your computer, We can prevent Windows Defender from turning itself back on until you allow it by using Windows Registry Editor. Note: when disabling Windows Defender, the computer will face many security risks; Besides, using Registry Editor other than those mentioned in the article can harm or even damage the computer.
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