⚠️ How to Repair Windows Security App in Windows 11 | Fix Defender Not Launching

In This Video: Learn how to fix Windows Security not opening in Windows 11 using 4 proven methods. If you’re facing problems where the Windows Security app won’t launch, open, or work properly, this step-by-step guide will help you solve it quickly.

✅ This tutorial covers multiple solutions including DISM and SFC scans, PowerShell commands to repair built-in apps, and resetting the Windows Security app (SecHealthUI).

📌 Watch the full video and follow each method carefully to fix your issue permanently.

🧩 THE COMMANDS USED IN THIS VIDEO:

Dism /online /cleanup-image /scanhealth
sfc /scannow
Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage
Set-ExecutionPolicy Unrestricted
Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

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🔥 #Hashtags:
#Windows11Fix #WindowsSecurity #FixWindowsDefender #Windows11Tutorial #TechSupport #MicrosoftWindows