You’ll need a new app to open this windowsdefender link

How to fix this Error in Windows Security Center


If you are encountering the error “You’ll need a new app to open this windowsdefender link” while trying to access the Windows Security Center, it is a prevalent issue that affects users, especially after updates or when there’s interference from third-party antivirus software. This tutorial will guide you through the necessary steps to resolve this windows security center issue on both Windows 10 and Windows 11 systems.

ou'll need a new app to open this windowsdefender link

Initial Steps to Resolve the Issue

Before proceeding with more complex solutions, perform the following preliminary steps:

Restart Your Computer: Sometimes, a simple restart can resolve the issue.

Close All Applications: Ensure that no applications are running in the background.

Access PowerShell:
Click on the Start menu.
Start typing “PowerShell.”
When “Windows PowerShell” appears in the search results, right-click it and select Run as Administrator.

Detailed Instructions for Windows 11

Follow these steps carefully to troubleshoot the “You’ll need a new app to open this windowsdefender link” error on Windows 11:

Reset the Windows Security App:

In the PowerShell prompt, type the following command and press Enter:
Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage

Wait for the command to complete.
Exit PowerShell and restart your computer.

Alternative Method:

Relaunch PowerShell as an administrator.
Change the execution policy to unrestricted by typing:
Set-ExecutionPolicy Unrestricted

Reinstall all system applications without enabling development mode:

Get-AppXPackage -AllUsers | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register “$($_.InstallLocation)\AppXManifest.xml”}

Revert the execution policy to restricted:
Set-ExecutionPolicy Restricted

Ignore any errors that appear during this process.

Steps for Windows 10 Users

If you’re using Windows 10, the steps to resolve the windows security center issue are slightly different:

Launch PowerShell as Administrator.
Type and execute:

Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage

If the problem persists, try registering the Windows Security app manually:
Add-AppxPackage -Register -DisableDevelopmentMode “C:\Windows\SystemApps\Microsoft.Windows.SecHealthUI_cw5n1h2txyewy\AppXManifest.xml”

Get-AppxPackage Microsoft.SecHealthUI -AllUsers | Reset-AppxPackage


Following these steps should resolve the “You’ll need a new app to open this windowsdefender link” error and restore access to the Windows Security Center. If issues continue, it may be necessary to consult Microsoft support or consider a system restore as a last resort. Remember, maintaining your system with regular updates and trusted antivirus solutions is key to preventing such issues.

Inspirational Quote

As Thomas Edison famously said, “Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.” Keep this in mind as you navigate through troubleshooting challenges.