This package will help you install the latest Windows Defender definition updates. Windows Defender is a free program that helps protect your computer against pop-ups, slow performance, and security threats caused by spyware and other unwanted software. It features Real-Time Protection, a monitoring system that recommends actions against spyware when it's detected and minimizes interruptions and helps you stay productive. Show
How to download and install a Microsoft Windows Defender update:
Updated on September 22, 2022 This article explains when and how to reinstall Windows Defender through the command line or Settings app in Windows 11. How to Reinstall Windows Defender in Windows 11Windows Defender (aka, Microsoft Defender) isn't installed on your computer like a typical program, so you can't reinstall it like you can regular software. Instead, follow these directions to use a PowerShell command to get the job done. It might take anywhere from 5 seconds to a few minutes to complete. If you can open Settings normally, there's an easier method after these steps.
Another way to reset Windows Defender is through Settings. If Settings opens fine for you, you don't need to bother with a PowerShell command. Instead, go to Settings > Apps > Installed apps > Windows Security > three dots > Advanced options > Reset. When to Reinstall Windows DefenderTechnically, you're not really reinstalling the program because Windows doesn't actually let you uninstall it. That said, you might run the above command to reset Windows Defender if it's just not working correctly. The most obvious sign you need to do this is if you see an error when you try to open it. If it's not opening as it should, and you see this message, the above command should fix it right away:
Or, maybe it does open, but some of its toggles won't turn on or off, or you can't even find a link to it on your computer. In these cases, the PowerShell command should refresh the tool back to working order. Windows Defender Might Just Be OffIt's possible that you've considered reinstalling Windows Defender because it isn't catching malware, when in reality, it's just not turned on. You might think it's been uninstalled or is broken, but really it's just disabled. This is completely possible since Windows 11 lets you turn off its built-in antivirus program if you'd rather not use it. Learn how to turn Windows Defender on and off for specific directions. FAQ
Thanks for letting us know! Get the Latest Tech News Delivered Every Day Subscribe Can I download Windows Defender Windows 11?Windows Defender Download Windows 11 and 10
Go to download new Windows Defender via Microsoft Store. Just click this link and click the Get button. In the popup, click Open Microsoft Store to download it via the app.
How do I install Windows Defender on Windows 11?How to Reinstall Windows Defender in Windows 11. Right-click the Start button and select Windows Terminal (Admin). ... . Copy the command exactly as it's shown here, and then right-click in the PowerShell window to paste it (Ctrl+V works, too): Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage.. Is Windows Defender free with Windows 11?Microsoft Defender which is built into the Windows 11 provides you a comprehensive and strong protection against malwares and it is free. We recommend users to use it as their default Anti-Malware program.
How do I manually download Windows Defender?Go to the Microsoft security intelligence updates page and scroll to find the Manually download the update section. Select the appropriate 32-bit or 64-bit version of the Microsoft Defender Antivirus for Windows 10 and Windows 8.1 update files.
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