Fix: Unable To Access Windows Security on Windows 11 PC

Microsoft’s Windows Security tool, also known as Windows Defender, is the antivirus tool that comes with Windows 11. Windows Security’s real-time antivirus is just what you need, and when this is enabled, you do not need any other third-party antivirus.

Despite this, you may sometime need to face some annoying errors. Recently, some users started reporting that they are unable to access Windows Security on their Windows 11 PC.

Perhaps you want to turn it off, but it’s flagged as a threat and won’t allow you to access it even if you are using admin rights. Whatever the reason, here’s how to fix unable to access Windows Security on Windows 11 PC.

Unable To Access Windows Security on Windows 11

How To Fix Unable To Access Windows Security on Windows 11 PC

So, it would be going to be very tough for you to fix if you are unable to access the Windows Security on Windows 11 PC as we have mentioned all the fixes that have the potential to resolve this particular error. 

Fix 1: Try To Repair The App

In the beginning, you must try repairing the Windows Security app on your Windows 11 PC; this will help you fix the error. But, if you don’t know how to do this, these steps will help: 

  1. Press the Win+I key to open Windows Settings. Then, go to Apps > Apps & features.Apps & Features
  2. Then, locate the Windows Security app from the installed app list. 
  3. Now, tap on the three-dot button and select Advanced Options
  4. Thereafter, scroll down and hit the Repair button to start the process. Repair Windows Security

Fix 2: Run SFC

You can also try running the SFC scan, as it can potentially locate and resolve the error automatically. 

  1. Initially, open the cmd using admin rights.
  2. Now, execute the command:
sfc /scannow

Fix 3: Reset The App

Resetting the Windows Security app also helps you fix if you are unable to access Windows Security on Windows 11 PC. Here are some steps that will help you: 

  1. Firstly, press Win+I to open the Windows Settings
  2. After that, go to Apps > Apps & Features. Apps & Features
  3. Then, locate the Windows Security app and tap on the three-dot button. 
  4. Now, select the Advanced Options and hit the Reset button located under the Reset section. Reset Windows Security

Fix 4: Run DISM

Here are the steps that will help you run the DISM on your Windows 11 PC using the cmd:

  1. First of all, open the cmd using admin privileges. 
  2. Thereafter, execute these commands one after the other:
DISM /online /Cleanup-Image /ScanHealth 

DISM /Online /Cleanup-Image /RestoreHealth

Fix 5: Reinstall The Windows Security App Via Power Shell

In several cases, users complain that they aren’t able to see the Windows Security app on their installed app list. So, in that case, you require to reinstall the system app package using these steps:

  •  Initially, open the Windows PowerShell using the admin rights. 
  • After that, run the command:
Set-ExecutionPolicy Unrestricted
  • Then, once the above command is executed, run this command and reboot your device:
Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage - DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

Also Read: Fix: Windows Defender Keeps Crashing in Windows 11

So, that’s all on how to fix unable to access Windows Security on Windows 11 PC. However, we are just hoping that the troubleshooting steps mentioned earlier in this guide have helped you. In case you want to share your thoughts regarding this guide, comment below and let us know. Finally, check out this article if you are facing Error Writing Proxy Settings on Windows 11.

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