How to Reinstall Windows Security In Windows 11 [Tutorial]
29How to Reinstall Windows Security In Windows 11 [Tutorial]
PowerShell Command Used:
Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage
Windows Security is your one-stop security center to protect your Windows 11 device and personal data. However, there are times when you have to reset the Windows security app. It may be because the app is not working properly or, in some cases, not starting at all.
If Windows Security is crashing or not opening, you can reset and re-register the Windows Security app and get the issue fixed. In this tutorial, we will show you the 3 quick and easy ways to reset or repair Windows Security or reinstall Windows Defender in Windows 11/10.
Issues addressed in this tutorial:
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Windows 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.
This tutorial will apply for computers, laptops, desktops, and tablets running the Windows 10 and Windows 11 operating systems (Home, Professional, Enterprise, Education) from all supported hardware manufactures, like Dell, HP, Acer, Asus, Toshiba, Lenovo, Alienware, Razer, MSI, Huawei , Microsoft Surface, and Samsung.