Repair or Reset Windows Security or reinstall Windows Defender in Windows 11

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 FOUR quick and easy ways to reset Windows Security or reinstall Windows Defender in Windows 11/10.

You can perform this task in either of 3 ways to reset Windows Security or reinstall Windows Defender:

1] Via Windows Settings

2] From Start Menu

3] Via PowerShell

4] Via Command Prompt

Timecodes:
0:00 Intro
0:22 Reset Windows Security app
0:42 Through PowerShell
1:02 Through Command Prompt

[sharifatassi]

no way my guy pretended that last command worked, you can see the error on his screen...

[istandwithukraine]

its dont work sir, im try and say it : 'C:\AppxManifest.xml' because it does not exist.
even in your video too occurd error !!!

[scottyTay]

if your here coz of a cracked game.. you'll have to reset your windows there's no other way sadly

[Jack-dkyn]

Not working sir... I'm not getting the result