Windows Defender is an essential security tool that comes pre-installed on every Windows operating system. It protects your system from various threats such as malware, viruses, spyware, and other malicious software. However, at times, you might face certain issues while using Windows Defender, especially on Windows 11. One such common issue is “You’ll need a new app to open this windowsdefender link.” Here are some ways to fix this error and get your Windows Defender up and running again.

1. Use PowerShell Commands

Using PowerShell commands can be an effective way to fix the “You’ll need a new app to open this windowsdefender link” error on Windows 11. Follow these steps:

Step 1: Type “PowerShell” in the search box and right-click on “Windows PowerShell” in the search results.

Step 2: Click on “Run as Administrator.”

Step 3: Type the following command in the PowerShell window and hit enter:

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

Step 4: Wait for the command to execute, and then restart your computer.

2. Reset Windows Defender

Resetting Windows Defender settings can also help you fix the error. Here’s how:

Step 1: Open the Settings app by clicking on the Start menu and selecting the gear icon.

Step 2: Click on “Apps.”

Step 3: Scroll down and find “Windows Security.”

Step 4: Click on “Advanced Options.”

Step 5: Scroll down and click on “Reset.”

Step 6: Restart your computer and try running Windows Defender again.

3. Use the Registry Editor

Editing the registry can be a bit tricky, but it can fix the issue. Here are the steps:

Step 1: Press Windows key + R to open the Run command box.

Step 2: Type “regedit” and press enter.

Step 3: In the Registry Editor, navigate to the following location:

HKEY_CLASSES_ROOT\ms-settings\shell\open\command

Step 4: Under “command,” double-click on the “(default)” string value.

Step 5: Delete the entire value data and leave it empty.

Step 6: Restart your computer and check if Windows Defender is working correctly.

4. Use a Third-Party Antivirus

If none of the above methods were effective in fixing the error, you can always opt for a third-party antivirus as an alternative. There are several antivirus software options available in the market that perform well and offer the required level of protection for your computer.