Do you get a “Necessitaràs una aplicació nova per obrir-la windowsdefender link” error while trying to launch the Windows Security app? If so, your app or PC might have corrupt files or incorrectly specified settings. We’ll show you how to fix them to get Windows Security working.
More often than not, the above issue occurs due to a problem in the Windows Security app. Other reasons for the error include Windows bugs, interference from a third-party antivirus tool, and more.
Reinicieu el vostre PC amb Windows
An easy way to fix most issues in Windows is to reinicieu el PC. Doing so fixes many minor glitches with the system, allowing you to have a bug-free experience with your apps.
Your Windows Security app error may have resulted from a system bug. Simply reboot your PC to resolve the issue.
Restart Windows 10
- Obriu el Començar menú.
- Seleccioneu la poder icona.
- Escollir Reinicia al menú.
Restart Windows 11
- Accediu a Començar menú.
- Seleccioneu la poder icon at the bottom of the menu.
- Escollir Reinicia al menú.
Reset the Windows Security App
Like all other apps, Windows Security can experience issues sometimes. One way to fix these app-related issues is to reset your faulty app. Doing so deletes your data and configured options in the app, letting you use the app from scratch.
Al Windows 10
- Obriu el Començar menú, cerca Seguretat de Windows, right-click the app, and choose Configuració de l'aplicació.
- seleccionar reajustar a la pàgina següent.
- Escollir reajustar a la indicació.
- Reinicieu el vostre PC amb Windows.
Al Windows 11
- Llançar Configuració prement Windows + I.
- seleccionar Apps a la barra lateral esquerra.
- Escollir Aplicacions i funcions a la dreta.
- Localitzar Seguretat de Windows, selecciona els tres punts al costat de l'aplicació i tria Advanced options.
- Seleccioneu la reajustar botó.
- Escollir reajustar a la indicació.
- Reinicieu la vostra PC.
Turn Off Your Third-Party Antivirus Program
You can get the “You’ll need a new app to open this windowsdefender link” error when your third-party antivirus tool interferes with Windows Security. This often happens as these tools and Windows Security perform the same tasks on your PC.
You can get around that by turning off your antivirus protection. Most antivirus programs have the option to enable and disable protection on their main screen.
If disabling your third-party antivirus protection fixes the issue, you should desinstal·leu el programa to avoid seeing the same error in Windows Security. Here’s how to uninstall an app on your Windows PC.
Al Windows 10
- Llançar Configuració prement Windows + I.
- seleccionar Apps a Configuració.
- Choose your antivirus on the list and select Desinstal.
- seleccionar Desinstal a la indicació.
- Reinicieu la vostra PC.
Al Windows 11
- Feu clic amb el botó dret a la icona Començar icona del menú i tria Configuració. Alternativament, premeu Windows + I.
- seleccionar Apps a l'esquerra i Aplicacions i funcions a la dreta.
- Find your antivirus on the list, select the three dots next to the program, and choose Desinstal.
- seleccionar Desinstal a la indicació.
- Reinicieu l'ordinador.
Update Your Windows 10 or 11 Version
An outdated Windows 10 or 11 operating system version can cause many problems on your PC. Your Windows Security error may have likely resulted from a bug on your system.
Ho pots arreglar per updating your Windows PC to the latest version available. Doing so patches various bugs on your system and possibly adds new features.
Al Windows 10
- Premsa Windows + I per obrir Configuració.
- seleccionar Actualització i seguretat a Configuració.
- Escollir Windows Update a l'esquerra.
- seleccionar Buscar actualitzacions a la dreta.
- Instal·leu les actualitzacions disponibles.
- Reinicieu la vostra PC.
Al Windows 11
- Feu clic amb el botó dret a la icona Començar icona del menú i tria Configuració.
- seleccionar Windows Update a l'esquerra.
- Escollir Buscar actualitzacions a la dreta.
- Download and install the available Windows 11 updates.
- Reinicieu el vostre PC.
Reinstall and Re-register the Windows Security App
If your “You’ll need a new app to open this windowsdefender link” error persists, you can try reinstalling and re-registering your Windows Security app to see if that fixes the issue. Doing this removes and reinstalls the app, helping fix nearly all the app-related problems.
Al Windows 10
- obert Començar, buscar Símbol del sistemai seleccioneu l'eina.
- Type the following in CMD i premi Enter:
PowerShell -ExecutionPolicy Unrestricted -Command “& {$manifest = (Get-AppxPackage *Microsoft.Windows.SecHealthUI*).InstallLocation + ‘AppxManifest.xml’ ; Add-AppxPackage -DisableDevelopmentMode -Register $manifest}”
- After executing the command, close the Símbol del sistema finestra.
Al Windows 11
The following procedure will reinstall and re-register all stock Windows apps.
- Accés Començar, buscar PowerShellI seleccioneu Executa com administrador.
- seleccionar Sí al Control de comptes d'usuari prompt.
- Enter the following in your PowerShell finestra i premeu Enter:
Get-AppxPackage -al·lusions | foreach {Add-AppxPackage -register "$ ($ _. InstallLocation) appxmanifest.xml" -DisableDevelopmentMode}
- When you’ve finished running the command, close PowerShell.
Fix Corrupt Files on Your Windows 10 or 11 PC
Corrupt files often cause various problems on a Windows PC. Luckily, there’s an easy way to get around this problem.
Windows offers a built-in tool called SFC (System File Checker) that allows you to find and fix all faulty files on your system. The tool runs on its own for the most part, so you don’t have to locate any corrupt files manually.
The command runs the same way on both Windows 10 and 11.
- Obriu el Començar menú, cerca Símbol del sistemaI seleccioneu Executa com administrador.
- seleccionar Sí al Control de comptes d'usuari prompt.
- Type the following in your CMD finestra i premeu Enter: DISM.exe /Online /Cleanup-image /Restorehealth
- After executing the above command, run the following command: sfc /scannow
- Allow SFC to find and fix your corrupt files.
- Restart your PC when you’ve fixed the files.
Reset Windows PC to the Factory Settings
If the above steps have failed to resolve the “You’ll need a new app to open this windowsdefender link” error, your last resort is to reset your PC to the factory settings. Doing so deletes all your custom-configured options and lets you set up your PC from scratch.
Note that you can keep your files while resetting your PC. However, feu una còpia de seguretat dels vostres fitxers importants per si de cas.
Al Windows 10
- Llançar Configuració prement Windows + I.
- seleccionar Actualització i seguretat a Configuració.
- seleccionar Recuperació a l'esquerra.
- Escollir Comenceu sota Reinicia aquesta PC a la dreta.
- seleccionar Conserva els meus fitxers i seguiu les instruccions que apareixen en pantalla.
Al Windows 11
- obert Configuració de Windows prement Windows + I.
- seleccionar Sistema a la barra lateral esquerra.
- Escollir Recuperació al panell dret.
- seleccionar Restableix l'ordinador al costat de Reinicia aquesta PC.
- Escollir Conserva els meus fitxers and follow the instructions on your screen.
Get Around Windows Security’s App Errors on Your Windows 10 or 11 PC
Windows Security is an essential part of your computer. If you find the app malfunctioning or not launching, the above methods should help you deal with the issue.
Once you’ve fixed the problem with your app, you’ll be able to protect your PC again from various threats and even run manual scans si vols.