Uninstall Microsoft Security Essentials in Windows 10

Uninstall Microsoft Security Essentials in Windows 10: If you have recently upgraded to Windows 10 then you might want to uninstall Microsoft Security Essentials (MSE) as Windows 10 already has Windows Defender by default but the problem is you cannot uninstall Microsoft Security Essentials, then don’t worry as today we are going to see how to fix this issue. Every time you try to remove Security Essentials it gives you an error code 0x8004FF6F with the error message “You don’t need to install Microsoft Security Essentials" .

Most people don’t pay attention to this as they think both have different functions but they wrong, as Microsoft Security Essentials is supposed to be replaced by Windows Defender in Windows 10. Running both of them causes conflict and your system is vulnerable to virus, malware or external attacks as neither of the security programs can work.

The main problem is that Windows Defender doesn’t let you install MSE or uninstall MSE, so if it’s come pre-installed with the previous version of Windows then you already know that you won’t be able to uninstall it with standard methods. So without wasn’t any time let’s see How to Uninstall Microsoft Security Essentials in Windows 10 with the help of the below-listed guide.

Uninstall Microsoft Security Essentials in Windows 10

Remarque: Assurez-vous de créer un point de restauration au cas où quelque chose se passerait mal.

Method 1: Uninstall Microsoft Securit Essentials

1.Appuyez sur la touche Windows + R puis tapez services.msc et appuyez sur Entrée

2.From the list find the following services:

Windows Defender Service (WinDefend)
Microsoft Security Essentials

3.Right-click on each of them then select Arrêter.

4.Appuyez sur la touche Windows + Q pour afficher la recherche, puis tapez des bactéries et cliquez sur Panneau de configuration à partir du résultat de la recherche.

5.Cliquez sur Désinstaller un programme alors trouve Microsoft Security Essentials (MSE) sur la liste.

6.Right-click on MSE et sélectionnez Désinstaller.

7.This will successfully uninstall Microsoft Security Essentials in Windows 10 and as you have already stop Windows Defender service and hence it won’t interfere with the uninstallation.

Method 2: Run the Uninstaller in Compatibility Mode for Windows 7

Make sure you first stop Windows Defender services following the above method then continue:

1.Open Windows File Explorer then navigate to the following location:

C:Program FilesMicrosoft Security Client

2.Trouver setup.exe puis faites un clic droit dessus et sélectionnez Propriétés.

3.Switch to Compatibility tab then at the bottom click on “Change Settings for all users" .

4.Next, make sure to checkmark “Exécuter ce programme en mode de compatibilité pour” and from the drop-down choose Windows 7.

5.Click OK, then click Apply followed by OK.

6.Appuyez sur la touche Windows + X puis sélectionnez Invite de commande (Admin).

7.Tapez ce qui suit dans cmd et appuyez sur Entrée :

C:Program FilesMicrosoft Security Clientsetup.exe /x /disableoslimit

Remarque: If this doesn’t open the uninstall wizard, uninstall MSE from Control Panel.

8.Sélectionnez Désinstaller and once the process is complete reboot your PC.

9.After the computer reboots you may be able to successfully uninstall Microsoft Security Essentials in Windows 10.

Method 3: Uninstall MSE Via Command Prompt

1.Appuyez sur la touche Windows + X puis sélectionnez Invite de commande (Admin).

2.Tapez la commande suivante dans cmd et appuyez sur Entrée :

MsiExec.exe /X{75812722-F85F-4E5B-BEAF-3B7DA97A40D5}

3.A dialog box will pop up asking you to continue, click Yes/Continue.

4. Cela permettra automatically uninstall Microsoft Security Essentials and enable Windows Defender on your PC.

Method 4: Run Hitman Pro and Malwarebytes

Malwarebytes est un puissant scanner à la demande qui devrait supprimer les pirates de navigateur, les logiciels publicitaires et autres types de logiciels malveillants de votre PC. Il est important de noter que Malwarebytes fonctionnera avec un logiciel antivirus sans conflits. Pour installer et exécuter Malwarebytes Anti-Malware, accédez à cet article et suivez chaque étape.

1.Téléchargez HitmanPro à partir de ce lien.

2.Once the download is complete, double-click on Fichier hitmanpro.exe pour exécuter le programme.

3.HitmanPro will open, click Next to rechercher des logiciels malveillants.

4.Now, wait for the HitmanPro to search for Trojans and Malware on your PC.

5.Une fois l'analyse terminée, cliquez sur Bouton Suivant de nombreux clients supprimez les logiciels malveillants de votre PC.

6.Vous devez Activer la licence gratuite avant que tu puisses supprimez les fichiers malveillants de votre ordinateur.

7.To do this click on Activer la licence gratuite et vous êtes prêt à partir.

8.Redémarrez votre PC pour enregistrer les modifications.

Method 5: Uninstall & Removal of Microsoft Security Essentials files and folders

1.Open Notepad then copy & paste the below code:

cd /d "%ProgramFiles%Microsoft Security Client"
TASKKILL /f /im MsMpEng.exe
TASKKILL /f /im msseces.exe
TASKKILL /f /im MpCmdRun.exe
net stop MsMpSvc
sc delete MsMpSvc
REG DELETE "HKEY_LOCAL_MACHINESYSTEMCurrentControlSetservicesMsMpSvc" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftMicrosoft Antimalware" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftMicrosoft Security Client" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftMicrosoft Antimalware" /f
REG DELETE "HKEY_LOCAL_MACHINESoftwareMicrosoftWindowsCurrent VersionRunMSC" /f
REG DELETE "HKEY_CLASSES_ROOTInstallerProducts4C677A77F01DD614880F352F9DCD9D3B" /f
REG DELETE "HKEY_CLASSES_ROOTInstallerProducts4D880477777087D409D44E533B815F2D" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionUninstallMicrosoft Security Client" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionUninstall{774088D4-0777-4D78-904D-E435B318F5D2}" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionUninstall{77A776C4-D10F-416D-88F0-53F2D9DCD9B3}" /f
REG DELETE "HKEY_CLASSES_ROOTInstallerUpgradeCodes1F69ACF0D1CF2B7418F292F0E05EC20B" /f
REG DELETE "HKEY_CLASSES_ROOTInstallerUpgradeCodes11BB99F8B7FD53D4398442FBBAEF050F" /f
REG DELETE "HKEY_CLASSES_ROOTInstallerUpgradeCodes26D13F39948E1D546B0106B5539504D9" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUserDataS-1-5-18Products4C677A77F01DD614880F352F9DCD9D3B" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUserDataS-1-5-18Products4D880477777087D409D44E533B815F2D" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUpgradeCodes11BB99F8B7FD53D4398442FBBAEF050F" /f
REG DELETE "HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionInstallerUpgradeCodes1F69ACF0D1CF2B7418F292F0E05EC20B" /f
takeown /f "%ProgramData%MicrosoftMicrosoft Antimalware" /a /r
takeown /f "%ProgramData%MicrosoftMicrosoft Security Client" /a /r
takeown /f "%ProgramFiles%Microsoft Security Client" /a /r
REM Delete the MSE folders.
rmdir /s /q "%ProgramData%MicrosoftMicrosoft Antimalware"
rmdir /s /q "%ProgramData%MicrosoftMicrosoft Security Client"
rmdir /s /q "%ProgramFiles%Microsoft Security Client"
REM Stop the WMI and its dependency services
sc stop sharedaccess
sc stop mpssvc
sc stop wscsvc
sc stop iphlpsvc
sc stop winmgmt
REM Delete the Repository folder.
rmdir /s /q "C:WindowsSystem32wbemRepository"
sc stop
PAUSE
EXIT

2.Now in Notepad click on Déposez votre dernière attestation from the Menu then click Enregistrer sous.

3.Depuis le Save as type drop-down Sélectionner Tous les fichiers.

4.In the File name section type mseremoval.bat (L'extension .bat est très importante).

5.Navigate to where you want to save the file then click Enregistrer.

6.Right-click on the mseremoval.bat file then select Exécuter en tant qu'administrateur.

7.A command prompt window will open, let it run and as soon as it finishes processing you could close the cmd window by pressing any key on the keyboard.

8.Delete the mseremoval.bat file then reboot your PC to save changes.

Method 6: Remove Microsoft Security Essentials via Registry

1.Appuyez sur Ctrl + Maj + Échap pour ouvrir Gestionnaire de tâches.

2.Trouver msseces.exe, puis faites un clic droit dessus et sélectionnez Processus final.

3.Press Windows Key + R then type the following one by one and hit Enter:

net stop msmpsvc
sc config msmpsvc start= disabled

4.Appuyez sur la touche Windows + R puis tapez regedit et appuyez sur Entrée pour ouvrir l'Éditeur du Registre.

5. Accédez à la clé de registre suivante :

HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionUninstallMicrosoft Security Essentials

6.Right-click on Microsoft Security Essentials registry key et sélectionnez Supprimer.

7.Similarly, delete the Microsoft Security Essentials and Microsoft Antimalware registry keys from the following places:

HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionRunMicrosoft Security Essentials
HKEY_LOCAL_MACHINESOFTWAREMicrosoftMicrosoft Security Essentials
HKEY_LOCAL_MACHINESOFTWAREMicrosoftMicrosoft Antimalware

8.Appuyez sur la touche Windows + X puis sélectionnez Invite de commande (Admin).

9.Type the following command into cmd according to the architecture of your PC and hit Enter:

cd C:Program FilesMicrosoft Security ClientBackupx86        (for 32 bit Windows)
cd C:Program FilesMicrosoft Security ClientBackupamd64  (for 64 bit Windows)

10.Then type the following and hit Enter to uninstall Microsoft Security Essentials:

Setup.exe /x

11.MSE uninstaller will launch which will uninstall Microsoft Security Essentials in Windows 10, then reboot your PC to save changes.

Method 7: Use Microsoft Security Essentials Removal Tool

If nothing works till now then in order to remove Microsoft Security Essentials, you can télécharger depuis ce lien.

Recommandée:

Voilà, vous avez réussi Uninstall Microsoft Security Essentials in Windows 10 mais si vous avez encore des questions concernant cet article, n'hésitez pas à les poser dans la section commentaires.